Home / 60,661,344.30-90,992,016.45-40,254,009.90

Finding the Fourth Proportional to 60,661,344.30, 90,992,016.45 and 40,254,009.90

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Solution

The fourth proportional to 60,661,344.30, 90,992,016.45 and 40,254,009.90 is: 60,381,014.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,661,344.30 : 90,992,016.45 = 40,254,009.90 : x
  2. Step 2: Convert to fraction form
    60,661,344.30/90,992,016.45 = 40,254,009.90/x
  3. Step 3: Cross multiply
    60,661,344.30x = 90,992,016.45 × 40,254,009.90
  4. Step 4: Simplify right side
    60,661,344.30x = 3,662,793,530,999,263
  5. Step 5: Solve for x
    x = 3,662,793,530,999,263/60,661,344.30
  6. Step 6: Final answer
    x = 60,381,014.85

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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.