Home / 9,067,983.28-12,512,864.01-5,146,492.21

Finding the Fourth Proportional to 9,067,983.28, 12,512,864.01 and 5,146,492.21

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Solution

The fourth proportional to 9,067,983.28, 12,512,864.01 and 5,146,492.21 is: 7,101,618.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,067,983.28 : 12,512,864.01 = 5,146,492.21 : x
  2. Step 2: Convert to fraction form
    9,067,983.28/12,512,864.01 = 5,146,492.21/x
  3. Step 3: Cross multiply
    9,067,983.28x = 12,512,864.01 × 5,146,492.21
  4. Step 4: Simplify right side
    9,067,983.28x = 64,397,357,152,254.36
  5. Step 5: Solve for x
    x = 64,397,357,152,254.36/9,067,983.28
  6. Step 6: Final answer
    x = 7,101,618.43

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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.