Home / 8,172,001.35-12,258,002.03-5,337,649.35

Finding the Fourth Proportional to 8,172,001.35, 12,258,002.03 and 5,337,649.35

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Solution

The fourth proportional to 8,172,001.35, 12,258,002.03 and 5,337,649.35 is: 8,006,474.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,001.35 : 12,258,002.03 = 5,337,649.35 : x
  2. Step 2: Convert to fraction form
    8,172,001.35/12,258,002.03 = 5,337,649.35/x
  3. Step 3: Cross multiply
    8,172,001.35x = 12,258,002.03 × 5,337,649.35
  4. Step 4: Simplify right side
    8,172,001.35x = 65,428,916,541,039.93
  5. Step 5: Solve for x
    x = 65,428,916,541,039.93/8,172,001.35
  6. Step 6: Final answer
    x = 8,006,474.03

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Similar ratio
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1.5x scale

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.