Home / 73,811,806.80-110,717,710.20-30,711,941.70

Finding the Fourth Proportional to 73,811,806.80, 110,717,710.20 and 30,711,941.70

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Solution

The fourth proportional to 73,811,806.80, 110,717,710.20 and 30,711,941.70 is: 46,067,912.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,811,806.80 : 110,717,710.20 = 30,711,941.70 : x
  2. Step 2: Convert to fraction form
    73,811,806.80/110,717,710.20 = 30,711,941.70/x
  3. Step 3: Cross multiply
    73,811,806.80x = 110,717,710.20 × 30,711,941.70
  4. Step 4: Simplify right side
    73,811,806.80x = 3,400,355,860,819,895.50
  5. Step 5: Solve for x
    x = 3,400,355,860,819,895.50/73,811,806.80
  6. Step 6: Final answer
    x = 46,067,912.55

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Double scale
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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.