Home / 15,765,720.60-23,652,080.10-7,244,002.20

Finding the Fourth Proportional to 15,765,720.60, 23,652,080.10 and 7,244,002.20

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Solution

The fourth proportional to 15,765,720.60, 23,652,080.10 and 7,244,002.20 is: 10,867,611.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,765,720.60 : 23,652,080.10 = 7,244,002.20 : x
  2. Step 2: Convert to fraction form
    15,765,720.60/23,652,080.10 = 7,244,002.20/x
  3. Step 3: Cross multiply
    15,765,720.60x = 23,652,080.10 × 7,244,002.20
  4. Step 4: Simplify right side
    15,765,720.60x = 171,335,720,278,976.25
  5. Step 5: Solve for x
    x = 171,335,720,278,976.25/15,765,720.60
  6. Step 6: Final answer
    x = 10,867,611.11

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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.