Home / 49,990,642.40-74,811,781.20-29,810,367.20

Finding the Fourth Proportional to 49,990,642.40, 74,811,781.20 and 29,810,367.20

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Solution

The fourth proportional to 49,990,642.40, 74,811,781.20 and 29,810,367.20 is: 44,611,682.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,990,642.40 : 74,811,781.20 = 29,810,367.20 : x
  2. Step 2: Convert to fraction form
    49,990,642.40/74,811,781.20 = 29,810,367.20/x
  3. Step 3: Cross multiply
    49,990,642.40x = 74,811,781.20 × 29,810,367.20
  4. Step 4: Simplify right side
    49,990,642.40x = 2,230,166,668,458,056.75
  5. Step 5: Solve for x
    x = 2,230,166,668,458,056.75/49,990,642.40
  6. Step 6: Final answer
    x = 44,611,682.53

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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.