Home / 29,452,847.52-40,644,542.16-16,221,770.40

Finding the Fourth Proportional to 29,452,847.52, 40,644,542.16 and 16,221,770.40

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Solution

The fourth proportional to 29,452,847.52, 40,644,542.16 and 16,221,770.40 is: 22,385,829.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,452,847.52 : 40,644,542.16 = 16,221,770.40 : x
  2. Step 2: Convert to fraction form
    29,452,847.52/40,644,542.16 = 16,221,770.40/x
  3. Step 3: Cross multiply
    29,452,847.52x = 40,644,542.16 × 16,221,770.40
  4. Step 4: Simplify right side
    29,452,847.52x = 659,326,430,932,640
  5. Step 5: Solve for x
    x = 659,326,430,932,640/29,452,847.52
  6. Step 6: Final answer
    x = 22,385,829.77

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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.