Home / 15,765,861.60-23,652,291.60-7,244,143.20

Finding the Fourth Proportional to 15,765,861.60, 23,652,291.60 and 7,244,143.20

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Solution

The fourth proportional to 15,765,861.60, 23,652,291.60 and 7,244,143.20 is: 10,867,822.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,765,861.60 : 23,652,291.60 = 7,244,143.20 : x
  2. Step 2: Convert to fraction form
    15,765,861.60/23,652,291.60 = 7,244,143.20/x
  3. Step 3: Cross multiply
    15,765,861.60x = 23,652,291.60 × 7,244,143.20
  4. Step 4: Simplify right side
    15,765,861.60x = 171,340,587,358,557.12
  5. Step 5: Solve for x
    x = 171,340,587,358,557.12/15,765,861.60
  6. Step 6: Final answer
    x = 10,867,822.62

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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.