Home / 8,458,242.16-12,687,253.28-2,068,549.84

Finding the Fourth Proportional to 8,458,242.16, 12,687,253.28 and 2,068,549.84

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Solution

The fourth proportional to 8,458,242.16, 12,687,253.28 and 2,068,549.84 is: 3,102,797.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,458,242.16 : 12,687,253.28 = 2,068,549.84 : x
  2. Step 2: Convert to fraction form
    8,458,242.16/12,687,253.28 = 2,068,549.84/x
  3. Step 3: Cross multiply
    8,458,242.16x = 12,687,253.28 × 2,068,549.84
  4. Step 4: Simplify right side
    8,458,242.16x = 26,244,215,742,383.48
  5. Step 5: Solve for x
    x = 26,244,215,742,383.48/8,458,242.16
  6. Step 6: Final answer
    x = 3,102,797.87

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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.