Home / 10,156,365.92-14,019,685.80-6,894,638.48

Finding the Fourth Proportional to 10,156,365.92, 14,019,685.80 and 6,894,638.48

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Solution

The fourth proportional to 10,156,365.92, 14,019,685.80 and 6,894,638.48 is: 9,517,249.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,156,365.92 : 14,019,685.80 = 6,894,638.48 : x
  2. Step 2: Convert to fraction form
    10,156,365.92/14,019,685.80 = 6,894,638.48/x
  3. Step 3: Cross multiply
    10,156,365.92x = 14,019,685.80 × 6,894,638.48
  4. Step 4: Simplify right side
    10,156,365.92x = 96,660,665,194,189.59
  5. Step 5: Solve for x
    x = 96,660,665,194,189.59/10,156,365.92
  6. Step 6: Final answer
    x = 9,517,249.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.