Home / 15,032,551.08-20,744,934.27-8,157,033.15

Finding the Fourth Proportional to 15,032,551.08, 20,744,934.27 and 8,157,033.15

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Solution

The fourth proportional to 15,032,551.08, 20,744,934.27 and 8,157,033.15 is: 11,256,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,032,551.08 : 20,744,934.27 = 8,157,033.15 : x
  2. Step 2: Convert to fraction form
    15,032,551.08/20,744,934.27 = 8,157,033.15/x
  3. Step 3: Cross multiply
    15,032,551.08x = 20,744,934.27 × 8,157,033.15
  4. Step 4: Simplify right side
    15,032,551.08x = 169,217,116,426,578.69
  5. Step 5: Solve for x
    x = 169,217,116,426,578.69/15,032,551.08
  6. Step 6: Final answer
    x = 11,256,713.21

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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.