Home / 71,745,583.33-99,002,589.09-39,953,351.10

Finding the Fourth Proportional to 71,745,583.33, 99,002,589.09 and 39,953,351.10

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Solution

The fourth proportional to 71,745,583.33, 99,002,589.09 and 39,953,351.10 is: 55,132,107.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,745,583.33 : 99,002,589.09 = 39,953,351.10 : x
  2. Step 2: Convert to fraction form
    71,745,583.33/99,002,589.09 = 39,953,351.10/x
  3. Step 3: Cross multiply
    71,745,583.33x = 99,002,589.09 × 39,953,351.10
  4. Step 4: Simplify right side
    71,745,583.33x = 3,955,485,201,721,800
  5. Step 5: Solve for x
    x = 3,955,485,201,721,800/71,745,583.33
  6. Step 6: Final answer
    x = 55,132,107.35

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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.