Home / 5,375,735.76-8,063,401.72-1,332,235.28

Finding the Fourth Proportional to 5,375,735.76, 8,063,401.72 and 1,332,235.28

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Solution

The fourth proportional to 5,375,735.76, 8,063,401.72 and 1,332,235.28 is: 1,998,302.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375,735.76 : 8,063,401.72 = 1,332,235.28 : x
  2. Step 2: Convert to fraction form
    5,375,735.76/8,063,401.72 = 1,332,235.28/x
  3. Step 3: Cross multiply
    5,375,735.76x = 8,063,401.72 × 1,332,235.28
  4. Step 4: Simplify right side
    5,375,735.76x = 10,742,348,248,196.68
  5. Step 5: Solve for x
    x = 10,742,348,248,196.68/5,375,735.76
  6. Step 6: Final answer
    x = 1,998,302.88

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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.