Home / 15,581,350.56-23,478,379.85-12,803,685.60

Finding the Fourth Proportional to 15,581,350.56, 23,478,379.85 and 12,803,685.60

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Solution

The fourth proportional to 15,581,350.56, 23,478,379.85 and 12,803,685.60 is: 19,292,922.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,581,350.56 : 23,478,379.85 = 12,803,685.60 : x
  2. Step 2: Convert to fraction form
    15,581,350.56/23,478,379.85 = 12,803,685.60/x
  3. Step 3: Cross multiply
    15,581,350.56x = 23,478,379.85 × 12,803,685.60
  4. Step 4: Simplify right side
    15,581,350.56x = 300,609,793,932,756.69
  5. Step 5: Solve for x
    x = 300,609,793,932,756.69/15,581,350.56
  6. Step 6: Final answer
    x = 19,292,922.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.