Home / 65,253,895.08-90,052,686.12-35,887,500.60

Finding the Fourth Proportional to 65,253,895.08, 90,052,686.12 and 35,887,500.60

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Solution

The fourth proportional to 65,253,895.08, 90,052,686.12 and 35,887,500.60 is: 49,526,021.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,253,895.08 : 90,052,686.12 = 35,887,500.60 : x
  2. Step 2: Convert to fraction form
    65,253,895.08/90,052,686.12 = 35,887,500.60/x
  3. Step 3: Cross multiply
    65,253,895.08x = 90,052,686.12 × 35,887,500.60
  4. Step 4: Simplify right side
    65,253,895.08x = 3,231,765,827,163,112
  5. Step 5: Solve for x
    x = 3,231,765,827,163,112/65,253,895.08
  6. Step 6: Final answer
    x = 49,526,021.75

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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.