Home / 4,155,364.70-6,233,047.05-3,987,403.10

Finding the Fourth Proportional to 4,155,364.70, 6,233,047.05 and 3,987,403.10

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Solution

The fourth proportional to 4,155,364.70, 6,233,047.05 and 3,987,403.10 is: 5,981,104.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155,364.70 : 6,233,047.05 = 3,987,403.10 : x
  2. Step 2: Convert to fraction form
    4,155,364.70/6,233,047.05 = 3,987,403.10/x
  3. Step 3: Cross multiply
    4,155,364.70x = 6,233,047.05 × 3,987,403.10
  4. Step 4: Simplify right side
    4,155,364.70x = 24,853,671,129,615.86
  5. Step 5: Solve for x
    x = 24,853,671,129,615.86/4,155,364.70
  6. Step 6: Final answer
    x = 5,981,104.65

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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.