Home / 51,792,002.20-77,688,003.30-17,714,459.80

Finding the Fourth Proportional to 51,792,002.20, 77,688,003.30 and 17,714,459.80

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Solution

The fourth proportional to 51,792,002.20, 77,688,003.30 and 17,714,459.80 is: 26,571,689.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,792,002.20 : 77,688,003.30 = 17,714,459.80 : x
  2. Step 2: Convert to fraction form
    51,792,002.20/77,688,003.30 = 17,714,459.80/x
  3. Step 3: Cross multiply
    51,792,002.20x = 77,688,003.30 × 17,714,459.80
  4. Step 4: Simplify right side
    51,792,002.20x = 1,376,201,011,400,117.25
  5. Step 5: Solve for x
    x = 1,376,201,011,400,117.25/51,792,002.20
  6. Step 6: Final answer
    x = 26,571,689.70

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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.