Home / 5,428,200.60-8,139,348.45-2,233,649.70

Finding the Fourth Proportional to 5,428,200.60, 8,139,348.45 and 2,233,649.70

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Solution

The fourth proportional to 5,428,200.60, 8,139,348.45 and 2,233,649.70 is: 3,349,259.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428,200.60 : 8,139,348.45 = 2,233,649.70 : x
  2. Step 2: Convert to fraction form
    5,428,200.60/8,139,348.45 = 2,233,649.70/x
  3. Step 3: Cross multiply
    5,428,200.60x = 8,139,348.45 × 2,233,649.70
  4. Step 4: Simplify right side
    5,428,200.60x = 18,180,453,223,537.97
  5. Step 5: Solve for x
    x = 18,180,453,223,537.97/5,428,200.60
  6. Step 6: Final answer
    x = 3,349,259.65

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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.