Home / 42,546,087.06-63,770,719.83-25,890,960.45

Finding the Fourth Proportional to 42,546,087.06, 63,770,719.83 and 25,890,960.45

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Solution

The fourth proportional to 42,546,087.06, 63,770,719.83 and 25,890,960.45 is: 38,806,980.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,546,087.06 : 63,770,719.83 = 25,890,960.45 : x
  2. Step 2: Convert to fraction form
    42,546,087.06/63,770,719.83 = 25,890,960.45/x
  3. Step 3: Cross multiply
    42,546,087.06x = 63,770,719.83 × 25,890,960.45
  4. Step 4: Simplify right side
    42,546,087.06x = 1,651,085,184,986,560.75
  5. Step 5: Solve for x
    x = 1,651,085,184,986,560.75/42,546,087.06
  6. Step 6: Final answer
    x = 38,806,980.83

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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.