Home / 69,887,228.58-96,451,549.92-42,019,016.58

Finding the Fourth Proportional to 69,887,228.58, 96,451,549.92 and 42,019,016.58

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Solution

The fourth proportional to 69,887,228.58, 96,451,549.92 and 42,019,016.58 is: 57,990,556.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,887,228.58 : 96,451,549.92 = 42,019,016.58 : x
  2. Step 2: Convert to fraction form
    69,887,228.58/96,451,549.92 = 42,019,016.58/x
  3. Step 3: Cross multiply
    69,887,228.58x = 96,451,549.92 × 42,019,016.58
  4. Step 4: Simplify right side
    69,887,228.58x = 4,052,799,275,255,177.50
  5. Step 5: Solve for x
    x = 4,052,799,275,255,177.50/69,887,228.58
  6. Step 6: Final answer
    x = 57,990,556.47

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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.