Home / 20,063,923.65-30,086,405.17-7,773,644.70

Finding the Fourth Proportional to 20,063,923.65, 30,086,405.17 and 7,773,644.70

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Solution

The fourth proportional to 20,063,923.65, 30,086,405.17 and 7,773,644.70 is: 11,656,793.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063,923.65 : 30,086,405.17 = 7,773,644.70 : x
  2. Step 2: Convert to fraction form
    20,063,923.65/30,086,405.17 = 7,773,644.70/x
  3. Step 3: Cross multiply
    20,063,923.65x = 30,086,405.17 × 7,773,644.70
  4. Step 4: Simplify right side
    20,063,923.65x = 233,881,024,194,549.34
  5. Step 5: Solve for x
    x = 233,881,024,194,549.34/20,063,923.65
  6. Step 6: Final answer
    x = 11,656,793.97

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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.