Home / 40,287,725.16-60,431,512.22-12,623,760.59

Finding the Fourth Proportional to 40,287,725.16, 60,431,512.22 and 12,623,760.59

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Solution

The fourth proportional to 40,287,725.16, 60,431,512.22 and 12,623,760.59 is: 18,935,617.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,287,725.16 : 60,431,512.22 = 12,623,760.59 : x
  2. Step 2: Convert to fraction form
    40,287,725.16/60,431,512.22 = 12,623,760.59/x
  3. Step 3: Cross multiply
    40,287,725.16x = 60,431,512.22 × 12,623,760.59
  4. Step 4: Simplify right side
    40,287,725.16x = 762,872,941,991,663.12
  5. Step 5: Solve for x
    x = 762,872,941,991,663.12/40,287,725.16
  6. Step 6: Final answer
    x = 18,935,617.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.