Home / 7,182,187.20-9,910,060.56-4,281,845.76

Finding the Fourth Proportional to 7,182,187.20, 9,910,060.56 and 4,281,845.76

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Solution

The fourth proportional to 7,182,187.20, 9,910,060.56 and 4,281,845.76 is: 5,908,137.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182,187.20 : 9,910,060.56 = 4,281,845.76 : x
  2. Step 2: Convert to fraction form
    7,182,187.20/9,910,060.56 = 4,281,845.76/x
  3. Step 3: Cross multiply
    7,182,187.20x = 9,910,060.56 × 4,281,845.76
  4. Step 4: Simplify right side
    7,182,187.20x = 42,433,350,790,179.23
  5. Step 5: Solve for x
    x = 42,433,350,790,179.23/7,182,187.20
  6. Step 6: Final answer
    x = 5,908,137.68

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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.