Home / 8,701,805.15-12,008,705.11-4,781,529.89

Finding the Fourth Proportional to 8,701,805.15, 12,008,705.11 and 4,781,529.89

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Solution

The fourth proportional to 8,701,805.15, 12,008,705.11 and 4,781,529.89 is: 6,598,628.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,701,805.15 : 12,008,705.11 = 4,781,529.89 : x
  2. Step 2: Convert to fraction form
    8,701,805.15/12,008,705.11 = 4,781,529.89/x
  3. Step 3: Cross multiply
    8,701,805.15x = 12,008,705.11 × 4,781,529.89
  4. Step 4: Simplify right side
    8,701,805.15x = 57,419,982,351,663.38
  5. Step 5: Solve for x
    x = 57,419,982,351,663.38/8,701,805.15
  6. Step 6: Final answer
    x = 6,598,628.84

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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.