Home / 32,304,686.40-48,391,711.20-20,136,801.60

Finding the Fourth Proportional to 32,304,686.40, 48,391,711.20 and 20,136,801.60

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Solution

The fourth proportional to 32,304,686.40, 48,391,711.20 and 20,136,801.60 is: 30,164,486.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,304,686.40 : 48,391,711.20 = 20,136,801.60 : x
  2. Step 2: Convert to fraction form
    32,304,686.40/48,391,711.20 = 20,136,801.60/x
  3. Step 3: Cross multiply
    32,304,686.40x = 48,391,711.20 × 20,136,801.60
  4. Step 4: Simplify right side
    32,304,686.40x = 974,454,287,518,898
  5. Step 5: Solve for x
    x = 974,454,287,518,898/32,304,686.40
  6. Step 6: Final answer
    x = 30,164,486.83

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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.