Home / 15,678,546.60-23,517,819.90-15,439,398.15

Finding the Fourth Proportional to 15,678,546.60, 23,517,819.90 and 15,439,398.15

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Solution

The fourth proportional to 15,678,546.60, 23,517,819.90 and 15,439,398.15 is: 23,159,097.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,678,546.60 : 23,517,819.90 = 15,439,398.15 : x
  2. Step 2: Convert to fraction form
    15,678,546.60/23,517,819.90 = 15,439,398.15/x
  3. Step 3: Cross multiply
    15,678,546.60x = 23,517,819.90 × 15,439,398.15
  4. Step 4: Simplify right side
    15,678,546.60x = 363,100,985,056,093.19
  5. Step 5: Solve for x
    x = 363,100,985,056,093.19/15,678,546.60
  6. Step 6: Final answer
    x = 23,159,097.23

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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.