Home / 6,142,480.20-9,221,301.90-3,868,000.20

Finding the Fourth Proportional to 6,142,480.20, 9,221,301.90 and 3,868,000.20

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Solution

The fourth proportional to 6,142,480.20, 9,221,301.90 and 3,868,000.20 is: 5,806,774.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142,480.20 : 9,221,301.90 = 3,868,000.20 : x
  2. Step 2: Convert to fraction form
    6,142,480.20/9,221,301.90 = 3,868,000.20/x
  3. Step 3: Cross multiply
    6,142,480.20x = 9,221,301.90 × 3,868,000.20
  4. Step 4: Simplify right side
    6,142,480.20x = 35,667,997,593,460.38
  5. Step 5: Solve for x
    x = 35,667,997,593,460.38/6,142,480.20
  6. Step 6: Final answer
    x = 5,806,774.53

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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.