Home / 31,479,545.40-43,440,625.76-17,540,180.27

Finding the Fourth Proportional to 31,479,545.40, 43,440,625.76 and 17,540,180.27

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Solution

The fourth proportional to 31,479,545.40, 43,440,625.76 and 17,540,180.27 is: 24,204,809.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,479,545.40 : 43,440,625.76 = 17,540,180.27 : x
  2. Step 2: Convert to fraction form
    31,479,545.40/43,440,625.76 = 17,540,180.27/x
  3. Step 3: Cross multiply
    31,479,545.40x = 43,440,625.76 × 17,540,180.27
  4. Step 4: Simplify right side
    31,479,545.40x = 761,956,406,730,004.12
  5. Step 5: Solve for x
    x = 761,956,406,730,004.12/31,479,545.40
  6. Step 6: Final answer
    x = 24,204,809.73

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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.