Home / 20,732,596.60-31,098,894.90-9,948,062.20

Finding the Fourth Proportional to 20,732,596.60, 31,098,894.90 and 9,948,062.20

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Solution

The fourth proportional to 20,732,596.60, 31,098,894.90 and 9,948,062.20 is: 14,922,093.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,732,596.60 : 31,098,894.90 = 9,948,062.20 : x
  2. Step 2: Convert to fraction form
    20,732,596.60/31,098,894.90 = 9,948,062.20/x
  3. Step 3: Cross multiply
    20,732,596.60x = 31,098,894.90 × 9,948,062.20
  4. Step 4: Simplify right side
    20,732,596.60x = 309,373,740,816,462.75
  5. Step 5: Solve for x
    x = 309,373,740,816,462.75/20,732,596.60
  6. Step 6: Final answer
    x = 14,922,093.30

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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.