Home / 9,286,067.97-12,814,800.48-5,156,108.01

Finding the Fourth Proportional to 9,286,067.97, 12,814,800.48 and 5,156,108.01

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Solution

The fourth proportional to 9,286,067.97, 12,814,800.48 and 5,156,108.01 is: 7,115,443.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,286,067.97 : 12,814,800.48 = 5,156,108.01 : x
  2. Step 2: Convert to fraction form
    9,286,067.97/12,814,800.48 = 5,156,108.01/x
  3. Step 3: Cross multiply
    9,286,067.97x = 12,814,800.48 × 5,156,108.01
  4. Step 4: Simplify right side
    9,286,067.97x = 66,074,495,401,479.84
  5. Step 5: Solve for x
    x = 66,074,495,401,479.84/9,286,067.97
  6. Step 6: Final answer
    x = 7,115,443.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.