Home / 15,841,146.40-23,761,719.60-12,652,500.40

Finding the Fourth Proportional to 15,841,146.40, 23,761,719.60 and 12,652,500.40

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Solution

The fourth proportional to 15,841,146.40, 23,761,719.60 and 12,652,500.40 is: 18,978,750.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,841,146.40 : 23,761,719.60 = 12,652,500.40 : x
  2. Step 2: Convert to fraction form
    15,841,146.40/23,761,719.60 = 12,652,500.40/x
  3. Step 3: Cross multiply
    15,841,146.40x = 23,761,719.60 × 12,652,500.40
  4. Step 4: Simplify right side
    15,841,146.40x = 300,645,166,743,687.88
  5. Step 5: Solve for x
    x = 300,645,166,743,687.88/15,841,146.40
  6. Step 6: Final answer
    x = 18,978,750.60

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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.