Home / 65,526,279.78-90,428,184.72-35,758,845.90

Finding the Fourth Proportional to 65,526,279.78, 90,428,184.72 and 35,758,845.90

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Solution

The fourth proportional to 65,526,279.78, 90,428,184.72 and 35,758,845.90 is: 49,348,254.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,526,279.78 : 90,428,184.72 = 35,758,845.90 : x
  2. Step 2: Convert to fraction form
    65,526,279.78/90,428,184.72 = 35,758,845.90/x
  3. Step 3: Cross multiply
    65,526,279.78x = 90,428,184.72 × 35,758,845.90
  4. Step 4: Simplify right side
    65,526,279.78x = 3,233,607,522,419,214.50
  5. Step 5: Solve for x
    x = 3,233,607,522,419,214.50/65,526,279.78
  6. Step 6: Final answer
    x = 49,348,254.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.