Home / 15,345,281.60-23,073,909.60-12,881,844.80

Finding the Fourth Proportional to 15,345,281.60, 23,073,909.60 and 12,881,844.80

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Solution

The fourth proportional to 15,345,281.60, 23,073,909.60 and 12,881,844.80 is: 19,369,766.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345,281.60 : 23,073,909.60 = 12,881,844.80 : x
  2. Step 2: Convert to fraction form
    15,345,281.60/23,073,909.60 = 12,881,844.80/x
  3. Step 3: Cross multiply
    15,345,281.60x = 23,073,909.60 × 12,881,844.80
  4. Step 4: Simplify right side
    15,345,281.60x = 297,234,522,396,430.12
  5. Step 5: Solve for x
    x = 297,234,522,396,430.12/15,345,281.60
  6. Step 6: Final answer
    x = 19,369,766.56

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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.