Home / 22,486,447.59-31,031,308.07-12,173,170.69

Finding the Fourth Proportional to 22,486,447.59, 31,031,308.07 and 12,173,170.69

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Solution

The fourth proportional to 22,486,447.59, 31,031,308.07 and 12,173,170.69 is: 16,798,981.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486,447.59 : 31,031,308.07 = 12,173,170.69 : x
  2. Step 2: Convert to fraction form
    22,486,447.59/31,031,308.07 = 12,173,170.69/x
  3. Step 3: Cross multiply
    22,486,447.59x = 31,031,308.07 × 12,173,170.69
  4. Step 4: Simplify right side
    22,486,447.59x = 377,749,409,870,084.44
  5. Step 5: Solve for x
    x = 377,749,409,870,084.44/22,486,447.59
  6. Step 6: Final answer
    x = 16,798,981.18

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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.