Home / 36,680,006.60-55,020,009.90-21,374,505.80

Finding the Fourth Proportional to 36,680,006.60, 55,020,009.90 and 21,374,505.80

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Solution

The fourth proportional to 36,680,006.60, 55,020,009.90 and 21,374,505.80 is: 32,061,758.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,680,006.60 : 55,020,009.90 = 21,374,505.80 : x
  2. Step 2: Convert to fraction form
    36,680,006.60/55,020,009.90 = 21,374,505.80/x
  3. Step 3: Cross multiply
    36,680,006.60x = 55,020,009.90 × 21,374,505.80
  4. Step 4: Simplify right side
    36,680,006.60x = 1,176,025,520,723,607.50
  5. Step 5: Solve for x
    x = 1,176,025,520,723,607.50/36,680,006.60
  6. Step 6: Final answer
    x = 32,061,758.70

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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.