Home / 71,282,983.40-106,969,454.55-30,342,357.17

Finding the Fourth Proportional to 71,282,983.40, 106,969,454.55 and 30,342,357.17

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Solution

The fourth proportional to 71,282,983.40, 106,969,454.55 and 30,342,357.17 is: 45,532,681.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,282,983.40 : 106,969,454.55 = 30,342,357.17 : x
  2. Step 2: Convert to fraction form
    71,282,983.40/106,969,454.55 = 30,342,357.17/x
  3. Step 3: Cross multiply
    71,282,983.40x = 106,969,454.55 × 30,342,357.17
  4. Step 4: Simplify right side
    71,282,983.40x = 3,245,705,396,236,181.50
  5. Step 5: Solve for x
    x = 3,245,705,396,236,181.50/71,282,983.40
  6. Step 6: Final answer
    x = 45,532,681.73

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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.