Home / 69,870,354.36-96,419,813.10-38,929,862.52

Finding the Fourth Proportional to 69,870,354.36, 96,419,813.10 and 38,929,862.52

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Solution

The fourth proportional to 69,870,354.36, 96,419,813.10 and 38,929,862.52 is: 53,722,499.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,870,354.36 : 96,419,813.10 = 38,929,862.52 : x
  2. Step 2: Convert to fraction form
    69,870,354.36/96,419,813.10 = 38,929,862.52/x
  3. Step 3: Cross multiply
    69,870,354.36x = 96,419,813.10 × 38,929,862.52
  4. Step 4: Simplify right side
    69,870,354.36x = 3,753,610,068,187,095
  5. Step 5: Solve for x
    x = 3,753,610,068,187,095/69,870,354.36
  6. Step 6: Final answer
    x = 53,722,499.37

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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.