Home / 29,208,947.28-40,305,642.20-16,155,925.28

Finding the Fourth Proportional to 29,208,947.28, 40,305,642.20 and 16,155,925.28

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Solution

The fourth proportional to 29,208,947.28, 40,305,642.20 and 16,155,925.28 is: 22,293,680.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,208,947.28 : 40,305,642.20 = 16,155,925.28 : x
  2. Step 2: Convert to fraction form
    29,208,947.28/40,305,642.20 = 16,155,925.28/x
  3. Step 3: Cross multiply
    29,208,947.28x = 40,305,642.20 × 16,155,925.28
  4. Step 4: Simplify right side
    29,208,947.28x = 651,174,943,745,614.88
  5. Step 5: Solve for x
    x = 651,174,943,745,614.88/29,208,947.28
  6. Step 6: Final answer
    x = 22,293,680.68

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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.