Home / 69,759,675.28-96,267,587.88-38,397,053.72

Finding the Fourth Proportional to 69,759,675.28, 96,267,587.88 and 38,397,053.72

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Solution

The fourth proportional to 69,759,675.28, 96,267,587.88 and 38,397,053.72 is: 52,987,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,759,675.28 : 96,267,587.88 = 38,397,053.72 : x
  2. Step 2: Convert to fraction form
    69,759,675.28/96,267,587.88 = 38,397,053.72/x
  3. Step 3: Cross multiply
    69,759,675.28x = 96,267,587.88 × 38,397,053.72
  4. Step 4: Simplify right side
    69,759,675.28x = 3,696,391,743,707,838.50
  5. Step 5: Solve for x
    x = 3,696,391,743,707,838.50/69,759,675.28
  6. Step 6: Final answer
    x = 52,987,513.61

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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.