Home / 10,502,462.40-15,753,693.60-6,913,060.80

Finding the Fourth Proportional to 10,502,462.40, 15,753,693.60 and 6,913,060.80

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Solution

The fourth proportional to 10,502,462.40, 15,753,693.60 and 6,913,060.80 is: 10,369,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,462.40 : 15,753,693.60 = 6,913,060.80 : x
  2. Step 2: Convert to fraction form
    10,502,462.40/15,753,693.60 = 6,913,060.80/x
  3. Step 3: Cross multiply
    10,502,462.40x = 15,753,693.60 × 6,913,060.80
  4. Step 4: Simplify right side
    10,502,462.40x = 108,906,241,681,370.88
  5. Step 5: Solve for x
    x = 108,906,241,681,370.88/10,502,462.40
  6. Step 6: Final answer
    x = 10,369,591.20

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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.