Home / 10,741,385.20-16,112,077.80-6,494,652.40

Finding the Fourth Proportional to 10,741,385.20, 16,112,077.80 and 6,494,652.40

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Solution

The fourth proportional to 10,741,385.20, 16,112,077.80 and 6,494,652.40 is: 9,741,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,741,385.20 : 16,112,077.80 = 6,494,652.40 : x
  2. Step 2: Convert to fraction form
    10,741,385.20/16,112,077.80 = 6,494,652.40/x
  3. Step 3: Cross multiply
    10,741,385.20x = 16,112,077.80 × 6,494,652.40
  4. Step 4: Simplify right side
    10,741,385.20x = 104,642,344,752,756.73
  5. Step 5: Solve for x
    x = 104,642,344,752,756.73/10,741,385.20
  6. Step 6: Final answer
    x = 9,741,978.60

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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.