Home / 42,546,086.56-63,770,719.08-25,890,959.95

Finding the Fourth Proportional to 42,546,086.56, 63,770,719.08 and 25,890,959.95

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Solution

The fourth proportional to 42,546,086.56, 63,770,719.08 and 25,890,959.95 is: 38,806,980.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,546,086.56 : 63,770,719.08 = 25,890,959.95 : x
  2. Step 2: Convert to fraction form
    42,546,086.56/63,770,719.08 = 25,890,959.95/x
  3. Step 3: Cross multiply
    42,546,086.56x = 63,770,719.08 × 25,890,959.95
  4. Step 4: Simplify right side
    42,546,086.56x = 1,651,085,133,682,980.75
  5. Step 5: Solve for x
    x = 1,651,085,133,682,980.75/42,546,086.56
  6. Step 6: Final answer
    x = 38,806,980.08

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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.