Home / 18,144,002.40-25,038,712.17-9,995,240.40

Finding the Fourth Proportional to 18,144,002.40, 25,038,712.17 and 9,995,240.40

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Solution

The fourth proportional to 18,144,002.40, 25,038,712.17 and 9,995,240.40 is: 13,793,425.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,002.40 : 25,038,712.17 = 9,995,240.40 : x
  2. Step 2: Convert to fraction form
    18,144,002.40/25,038,712.17 = 9,995,240.40/x
  3. Step 3: Cross multiply
    18,144,002.40x = 25,038,712.17 × 9,995,240.40
  4. Step 4: Simplify right side
    18,144,002.40x = 250,267,947,445,555.69
  5. Step 5: Solve for x
    x = 250,267,947,445,555.69/18,144,002.40
  6. Step 6: Final answer
    x = 13,793,425.61

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1.5x scale

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.