Home / 8,189,534.79-12,284,306.28-2,798,238.06

Finding the Fourth Proportional to 8,189,534.79, 12,284,306.28 and 2,798,238.06

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Solution

The fourth proportional to 8,189,534.79, 12,284,306.28 and 2,798,238.06 is: 4,197,358.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,189,534.79 : 12,284,306.28 = 2,798,238.06 : x
  2. Step 2: Convert to fraction form
    8,189,534.79/12,284,306.28 = 2,798,238.06/x
  3. Step 3: Cross multiply
    8,189,534.79x = 12,284,306.28 × 2,798,238.06
  4. Step 4: Simplify right side
    8,189,534.79x = 34,374,413,373,393.02
  5. Step 5: Solve for x
    x = 34,374,413,373,393.02/8,189,534.79
  6. Step 6: Final answer
    x = 4,197,358.49

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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.