Home / 12,687,057.04-17,508,306.67-6,885,908.32

Finding the Fourth Proportional to 12,687,057.04, 17,508,306.67 and 6,885,908.32

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Solution

The fourth proportional to 12,687,057.04, 17,508,306.67 and 6,885,908.32 is: 9,502,644.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,687,057.04 : 17,508,306.67 = 6,885,908.32 : x
  2. Step 2: Convert to fraction form
    12,687,057.04/17,508,306.67 = 6,885,908.32/x
  3. Step 3: Cross multiply
    12,687,057.04x = 17,508,306.67 × 6,885,908.32
  4. Step 4: Simplify right side
    12,687,057.04x = 120,560,594,446,093.42
  5. Step 5: Solve for x
    x = 120,560,594,446,093.42/12,687,057.04
  6. Step 6: Final answer
    x = 9,502,644.63

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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.