Home / 7,857,001.20-11,776,753.80-3,063,097.20

Finding the Fourth Proportional to 7,857,001.20, 11,776,753.80 and 3,063,097.20

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Solution

The fourth proportional to 7,857,001.20, 11,776,753.80 and 3,063,097.20 is: 4,591,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,857,001.20 : 11,776,753.80 = 3,063,097.20 : x
  2. Step 2: Convert to fraction form
    7,857,001.20/11,776,753.80 = 3,063,097.20/x
  3. Step 3: Cross multiply
    7,857,001.20x = 11,776,753.80 × 3,063,097.20
  4. Step 4: Simplify right side
    7,857,001.20x = 36,073,341,589,869.37
  5. Step 5: Solve for x
    x = 36,073,341,589,869.37/7,857,001.20
  6. Step 6: Final answer
    x = 4,591,235.34

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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.