Home / 18,872,098.92-28,308,177.54-8,088,555.96

Finding the Fourth Proportional to 18,872,098.92, 28,308,177.54 and 8,088,555.96

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Solution

The fourth proportional to 18,872,098.92, 28,308,177.54 and 8,088,555.96 is: 12,132,846.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,872,098.92 : 28,308,177.54 = 8,088,555.96 : x
  2. Step 2: Convert to fraction form
    18,872,098.92/28,308,177.54 = 8,088,555.96/x
  3. Step 3: Cross multiply
    18,872,098.92x = 28,308,177.54 × 8,088,555.96
  4. Step 4: Simplify right side
    18,872,098.92x = 228,972,278,157,905.12
  5. Step 5: Solve for x
    x = 228,972,278,157,905.12/18,872,098.92
  6. Step 6: Final answer
    x = 12,132,846.44

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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.