Home / 23,502,874.12-32,411,426.02-15,121,689.72

Finding the Fourth Proportional to 23,502,874.12, 32,411,426.02 and 15,121,689.72

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Solution

The fourth proportional to 23,502,874.12, 32,411,426.02 and 15,121,689.72 is: 20,853,429.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,502,874.12 : 32,411,426.02 = 15,121,689.72 : x
  2. Step 2: Convert to fraction form
    23,502,874.12/32,411,426.02 = 15,121,689.72/x
  3. Step 3: Cross multiply
    23,502,874.12x = 32,411,426.02 × 15,121,689.72
  4. Step 4: Simplify right side
    23,502,874.12x = 490,115,527,657,174.50
  5. Step 5: Solve for x
    x = 490,115,527,657,174.50/23,502,874.12
  6. Step 6: Final answer
    x = 20,853,429.46

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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.