Home / 15,391,805.20-23,082,264.60-5,292,077.20

Finding the Fourth Proportional to 15,391,805.20, 23,082,264.60 and 5,292,077.20

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Solution

The fourth proportional to 15,391,805.20, 23,082,264.60 and 5,292,077.20 is: 7,936,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,391,805.20 : 23,082,264.60 = 5,292,077.20 : x
  2. Step 2: Convert to fraction form
    15,391,805.20/23,082,264.60 = 5,292,077.20/x
  3. Step 3: Cross multiply
    15,391,805.20x = 23,082,264.60 × 5,292,077.20
  4. Step 4: Simplify right side
    15,391,805.20x = 122,153,126,214,027.12
  5. Step 5: Solve for x
    x = 122,153,126,214,027.12/15,391,805.20
  6. Step 6: Final answer
    x = 7,936,244.30

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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.