Home / 47,806,149.80-71,743,767.96-19,035,704.72

Finding the Fourth Proportional to 47,806,149.80, 71,743,767.96 and 19,035,704.72

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Solution

The fourth proportional to 47,806,149.80, 71,743,767.96 and 19,035,704.72 is: 28,567,311.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,806,149.80 : 71,743,767.96 = 19,035,704.72 : x
  2. Step 2: Convert to fraction form
    47,806,149.80/71,743,767.96 = 19,035,704.72/x
  3. Step 3: Cross multiply
    47,806,149.80x = 71,743,767.96 × 19,035,704.72
  4. Step 4: Simplify right side
    47,806,149.80x = 1,365,693,182,386,756.50
  5. Step 5: Solve for x
    x = 1,365,693,182,386,756.50/47,806,149.80
  6. Step 6: Final answer
    x = 28,567,311.70

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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.