Home / 51,792,002.20-77,688,003.30-31,636,610.20

Finding the Fourth Proportional to 51,792,002.20, 77,688,003.30 and 31,636,610.20

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Solution

The fourth proportional to 51,792,002.20, 77,688,003.30 and 31,636,610.20 is: 47,454,915.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,792,002.20 : 77,688,003.30 = 31,636,610.20 : x
  2. Step 2: Convert to fraction form
    51,792,002.20/77,688,003.30 = 31,636,610.20/x
  3. Step 3: Cross multiply
    51,792,002.20x = 77,688,003.30 × 31,636,610.20
  4. Step 4: Simplify right side
    51,792,002.20x = 2,457,785,077,618,413.50
  5. Step 5: Solve for x
    x = 2,457,785,077,618,413.50/51,792,002.20
  6. Step 6: Final answer
    x = 47,454,915.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.