Home / 31,948,343.60-47,922,515.40-26,279,639.60

Finding the Fourth Proportional to 31,948,343.60, 47,922,515.40 and 26,279,639.60

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Solution

The fourth proportional to 31,948,343.60, 47,922,515.40 and 26,279,639.60 is: 39,419,459.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,948,343.60 : 47,922,515.40 = 26,279,639.60 : x
  2. Step 2: Convert to fraction form
    31,948,343.60/47,922,515.40 = 26,279,639.60/x
  3. Step 3: Cross multiply
    31,948,343.60x = 47,922,515.40 × 26,279,639.60
  4. Step 4: Simplify right side
    31,948,343.60x = 1,259,386,433,437,449.75
  5. Step 5: Solve for x
    x = 1,259,386,433,437,449.75/31,948,343.60
  6. Step 6: Final answer
    x = 39,419,459.40

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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.