Home / 8,561,516.64-12,842,508.72-2,496,101.78

Finding the Fourth Proportional to 8,561,516.64, 12,842,508.72 and 2,496,101.78

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Solution

The fourth proportional to 8,561,516.64, 12,842,508.72 and 2,496,101.78 is: 3,744,220.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,561,516.64 : 12,842,508.72 = 2,496,101.78 : x
  2. Step 2: Convert to fraction form
    8,561,516.64/12,842,508.72 = 2,496,101.78/x
  3. Step 3: Cross multiply
    8,561,516.64x = 12,842,508.72 × 2,496,101.78
  4. Step 4: Simplify right side
    8,561,516.64x = 32,056,208,875,657.52
  5. Step 5: Solve for x
    x = 32,056,208,875,657.52/8,561,516.64
  6. Step 6: Final answer
    x = 3,744,220.82

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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.