Home / 51,792,001.70-77,688,002.55-31,636,609.70

Finding the Fourth Proportional to 51,792,001.70, 77,688,002.55 and 31,636,609.70

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Solution

The fourth proportional to 51,792,001.70, 77,688,002.55 and 31,636,609.70 is: 47,454,914.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,792,001.70 : 77,688,002.55 = 31,636,609.70 : x
  2. Step 2: Convert to fraction form
    51,792,001.70/77,688,002.55 = 31,636,609.70/x
  3. Step 3: Cross multiply
    51,792,001.70x = 77,688,002.55 × 31,636,609.70
  4. Step 4: Simplify right side
    51,792,001.70x = 2,457,785,015,046,954.50
  5. Step 5: Solve for x
    x = 2,457,785,015,046,954.50/51,792,001.70
  6. Step 6: Final answer
    x = 47,454,914.55

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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.