Home / 11,915,458.56-16,442,841.60-6,482,972.16

Finding the Fourth Proportional to 11,915,458.56, 16,442,841.60 and 6,482,972.16

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Solution

The fourth proportional to 11,915,458.56, 16,442,841.60 and 6,482,972.16 is: 8,946,234.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,915,458.56 : 16,442,841.60 = 6,482,972.16 : x
  2. Step 2: Convert to fraction form
    11,915,458.56/16,442,841.60 = 6,482,972.16/x
  3. Step 3: Cross multiply
    11,915,458.56x = 16,442,841.60 × 6,482,972.16
  4. Step 4: Simplify right side
    11,915,458.56x = 106,598,484,324,089.86
  5. Step 5: Solve for x
    x = 106,598,484,324,089.86/11,915,458.56
  6. Step 6: Final answer
    x = 8,946,234.32

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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.