Home / 31,165,844.67-43,013,138.15-17,934,749.66

Finding the Fourth Proportional to 31,165,844.67, 43,013,138.15 and 17,934,749.66

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Solution

The fourth proportional to 31,165,844.67, 43,013,138.15 and 17,934,749.66 is: 24,752,413.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,165,844.67 : 43,013,138.15 = 17,934,749.66 : x
  2. Step 2: Convert to fraction form
    31,165,844.67/43,013,138.15 = 17,934,749.66/x
  3. Step 3: Cross multiply
    31,165,844.67x = 43,013,138.15 × 17,934,749.66
  4. Step 4: Simplify right side
    31,165,844.67x = 771,429,864,811,245.50
  5. Step 5: Solve for x
    x = 771,429,864,811,245.50/31,165,844.67
  6. Step 6: Final answer
    x = 24,752,413.19

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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.