Home / 8,511,497.28-12,754,123.92-4,188,585.60

Finding the Fourth Proportional to 8,511,497.28, 12,754,123.92 and 4,188,585.60

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Solution

The fourth proportional to 8,511,497.28, 12,754,123.92 and 4,188,585.60 is: 6,276,420.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,511,497.28 : 12,754,123.92 = 4,188,585.60 : x
  2. Step 2: Convert to fraction form
    8,511,497.28/12,754,123.92 = 4,188,585.60/x
  3. Step 3: Cross multiply
    8,511,497.28x = 12,754,123.92 × 4,188,585.60
  4. Step 4: Simplify right side
    8,511,497.28x = 53,421,739,791,927.55
  5. Step 5: Solve for x
    x = 53,421,739,791,927.55/8,511,497.28
  6. Step 6: Final answer
    x = 6,276,420.94

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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.