Home / 7,244,842.80-10,867,153.14-1,853,447.52

Finding the Fourth Proportional to 7,244,842.80, 10,867,153.14 and 1,853,447.52

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Solution

The fourth proportional to 7,244,842.80, 10,867,153.14 and 1,853,447.52 is: 2,780,142.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,842.80 : 10,867,153.14 = 1,853,447.52 : x
  2. Step 2: Convert to fraction form
    7,244,842.80/10,867,153.14 = 1,853,447.52/x
  3. Step 3: Cross multiply
    7,244,842.80x = 10,867,153.14 × 1,853,447.52
  4. Step 4: Simplify right side
    7,244,842.80x = 20,141,698,036,793.21
  5. Step 5: Solve for x
    x = 20,141,698,036,793.21/7,244,842.80
  6. Step 6: Final answer
    x = 2,780,142.87

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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.