Home / 16,951,920.57-23,393,374.79-9,217,157.67

Finding the Fourth Proportional to 16,951,920.57, 23,393,374.79 and 9,217,157.67

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Solution

The fourth proportional to 16,951,920.57, 23,393,374.79 and 9,217,157.67 is: 12,719,527.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,951,920.57 : 23,393,374.79 = 9,217,157.67 : x
  2. Step 2: Convert to fraction form
    16,951,920.57/23,393,374.79 = 9,217,157.67/x
  3. Step 3: Cross multiply
    16,951,920.57x = 23,393,374.79 × 9,217,157.67
  4. Step 4: Simplify right side
    16,951,920.57x = 215,620,423,826,747.34
  5. Step 5: Solve for x
    x = 215,620,423,826,747.34/16,951,920.57
  6. Step 6: Final answer
    x = 12,719,527.73

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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.