Home / 15,345,280.60-23,073,908.10-12,881,843.80

Finding the Fourth Proportional to 15,345,280.60, 23,073,908.10 and 12,881,843.80

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Solution

The fourth proportional to 15,345,280.60, 23,073,908.10 and 12,881,843.80 is: 19,369,765.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,345,280.60 : 23,073,908.10 = 12,881,843.80 : x
  2. Step 2: Convert to fraction form
    15,345,280.60/23,073,908.10 = 12,881,843.80/x
  3. Step 3: Cross multiply
    15,345,280.60x = 23,073,908.10 × 12,881,843.80
  4. Step 4: Simplify right side
    15,345,280.60x = 297,234,479,999,754.81
  5. Step 5: Solve for x
    x = 297,234,479,999,754.81/15,345,280.60
  6. Step 6: Final answer
    x = 19,369,765.06

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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.