Home / 43,836,508.80-65,754,763.20-31,071,427.20

Finding the Fourth Proportional to 43,836,508.80, 65,754,763.20 and 31,071,427.20

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Solution

The fourth proportional to 43,836,508.80, 65,754,763.20 and 31,071,427.20 is: 46,607,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,836,508.80 : 65,754,763.20 = 31,071,427.20 : x
  2. Step 2: Convert to fraction form
    43,836,508.80/65,754,763.20 = 31,071,427.20/x
  3. Step 3: Cross multiply
    43,836,508.80x = 65,754,763.20 × 31,071,427.20
  4. Step 4: Simplify right side
    43,836,508.80x = 2,043,094,337,822,039
  5. Step 5: Solve for x
    x = 2,043,094,337,822,039/43,836,508.80
  6. Step 6: Final answer
    x = 46,607,140.80

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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.