Home / 20,479,809.33-30,695,219.60-9,535,244.85

Finding the Fourth Proportional to 20,479,809.33, 30,695,219.60 and 9,535,244.85

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Solution

The fourth proportional to 20,479,809.33, 30,695,219.60 and 9,535,244.85 is: 14,291,462.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,479,809.33 : 30,695,219.60 = 9,535,244.85 : x
  2. Step 2: Convert to fraction form
    20,479,809.33/30,695,219.60 = 9,535,244.85/x
  3. Step 3: Cross multiply
    20,479,809.33x = 30,695,219.60 × 9,535,244.85
  4. Step 4: Simplify right side
    20,479,809.33x = 292,686,434,562,842.81
  5. Step 5: Solve for x
    x = 292,686,434,562,842.81/20,479,809.33
  6. Step 6: Final answer
    x = 14,291,462.87

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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.