Home / 10,753,091.40-16,129,637.10-4,781,123.40

Finding the Fourth Proportional to 10,753,091.40, 16,129,637.10 and 4,781,123.40

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Solution

The fourth proportional to 10,753,091.40, 16,129,637.10 and 4,781,123.40 is: 7,171,685.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753,091.40 : 16,129,637.10 = 4,781,123.40 : x
  2. Step 2: Convert to fraction form
    10,753,091.40/16,129,637.10 = 4,781,123.40/x
  3. Step 3: Cross multiply
    10,753,091.40x = 16,129,637.10 × 4,781,123.40
  4. Step 4: Simplify right side
    10,753,091.40x = 77,117,785,372,318.14
  5. Step 5: Solve for x
    x = 77,117,785,372,318.14/10,753,091.40
  6. Step 6: Final answer
    x = 7,171,685.10

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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.