Home / 11,005,377.80-16,508,066.70-3,432,331.40

Finding the Fourth Proportional to 11,005,377.80, 16,508,066.70 and 3,432,331.40

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Solution

The fourth proportional to 11,005,377.80, 16,508,066.70 and 3,432,331.40 is: 5,148,497.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005,377.80 : 16,508,066.70 = 3,432,331.40 : x
  2. Step 2: Convert to fraction form
    11,005,377.80/16,508,066.70 = 3,432,331.40/x
  3. Step 3: Cross multiply
    11,005,377.80x = 16,508,066.70 × 3,432,331.40
  4. Step 4: Simplify right side
    11,005,377.80x = 56,661,155,687,704.38
  5. Step 5: Solve for x
    x = 56,661,155,687,704.38/11,005,377.80
  6. Step 6: Final answer
    x = 5,148,497.10

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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.