Home / 7,359,909.20-11,018,868.60-6,520,101.20

Finding the Fourth Proportional to 7,359,909.20, 11,018,868.60 and 6,520,101.20

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Solution

The fourth proportional to 7,359,909.20, 11,018,868.60 and 6,520,101.20 is: 9,761,552.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359,909.20 : 11,018,868.60 = 6,520,101.20 : x
  2. Step 2: Convert to fraction form
    7,359,909.20/11,018,868.60 = 6,520,101.20/x
  3. Step 3: Cross multiply
    7,359,909.20x = 11,018,868.60 × 6,520,101.20
  4. Step 4: Simplify right side
    7,359,909.20x = 71,844,138,381,502.31
  5. Step 5: Solve for x
    x = 71,844,138,381,502.31/7,359,909.20
  6. Step 6: Final answer
    x = 9,761,552.27

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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.