Home / 54,479,358.19-75,138,959.10-34,902,105.13

Finding the Fourth Proportional to 54,479,358.19, 75,138,959.10 and 34,902,105.13

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Solution

The fourth proportional to 54,479,358.19, 75,138,959.10 and 34,902,105.13 is: 48,137,642.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,479,358.19 : 75,138,959.10 = 34,902,105.13 : x
  2. Step 2: Convert to fraction form
    54,479,358.19/75,138,959.10 = 34,902,105.13/x
  3. Step 3: Cross multiply
    54,479,358.19x = 75,138,959.10 × 34,902,105.13
  4. Step 4: Simplify right side
    54,479,358.19x = 2,622,507,849,866,970
  5. Step 5: Solve for x
    x = 2,622,507,849,866,970/54,479,358.19
  6. Step 6: Final answer
    x = 48,137,642.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.