Home / 20,215,565.63-30,318,883.49-5,835,508.67

Finding the Fourth Proportional to 20,215,565.63, 30,318,883.49 and 5,835,508.67

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Solution

The fourth proportional to 20,215,565.63, 30,318,883.49 and 5,835,508.67 is: 8,751,974.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,215,565.63 : 30,318,883.49 = 5,835,508.67 : x
  2. Step 2: Convert to fraction form
    20,215,565.63/30,318,883.49 = 5,835,508.67/x
  3. Step 3: Cross multiply
    20,215,565.63x = 30,318,883.49 × 5,835,508.67
  4. Step 4: Simplify right side
    20,215,565.63x = 176,926,107,441,437.31
  5. Step 5: Solve for x
    x = 176,926,107,441,437.31/20,215,565.63
  6. Step 6: Final answer
    x = 8,751,974.13

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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.