Home / 28,722,003.22-39,636,176.34-16,332,097.56

Finding the Fourth Proportional to 28,722,003.22, 39,636,176.34 and 16,332,097.56

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Solution

The fourth proportional to 28,722,003.22, 39,636,176.34 and 16,332,097.56 is: 22,538,187.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,722,003.22 : 39,636,176.34 = 16,332,097.56 : x
  2. Step 2: Convert to fraction form
    28,722,003.22/39,636,176.34 = 16,332,097.56/x
  3. Step 3: Cross multiply
    28,722,003.22x = 39,636,176.34 × 16,332,097.56
  4. Step 4: Simplify right side
    28,722,003.22x = 647,341,898,890,243.75
  5. Step 5: Solve for x
    x = 647,341,898,890,243.75/28,722,003.22
  6. Step 6: Final answer
    x = 22,538,187.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.