Home / 20,732,595.60-31,098,893.40-9,948,061.20

Finding the Fourth Proportional to 20,732,595.60, 31,098,893.40 and 9,948,061.20

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Solution

The fourth proportional to 20,732,595.60, 31,098,893.40 and 9,948,061.20 is: 14,922,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,732,595.60 : 31,098,893.40 = 9,948,061.20 : x
  2. Step 2: Convert to fraction form
    20,732,595.60/31,098,893.40 = 9,948,061.20/x
  3. Step 3: Cross multiply
    20,732,595.60x = 31,098,893.40 × 9,948,061.20
  4. Step 4: Simplify right side
    20,732,595.60x = 309,373,694,795,476.06
  5. Step 5: Solve for x
    x = 309,373,694,795,476.06/20,732,595.60
  6. Step 6: Final answer
    x = 14,922,091.80

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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.