Home / 18,807,131.55-28,210,697.33-15,044,529.27

Finding the Fourth Proportional to 18,807,131.55, 28,210,697.33 and 15,044,529.27

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Solution

The fourth proportional to 18,807,131.55, 28,210,697.33 and 15,044,529.27 is: 22,566,793.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,807,131.55 : 28,210,697.33 = 15,044,529.27 : x
  2. Step 2: Convert to fraction form
    18,807,131.55/28,210,697.33 = 15,044,529.27/x
  3. Step 3: Cross multiply
    18,807,131.55x = 28,210,697.33 × 15,044,529.27
  4. Step 4: Simplify right side
    18,807,131.55x = 424,416,661,708,295.81
  5. Step 5: Solve for x
    x = 424,416,661,708,295.81/18,807,131.55
  6. Step 6: Final answer
    x = 22,566,793.91

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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.