Home / 22,480,906.76-31,020,349.39-12,556,566.53

Finding the Fourth Proportional to 22,480,906.76, 31,020,349.39 and 12,556,566.53

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Solution

The fourth proportional to 22,480,906.76, 31,020,349.39 and 12,556,566.53 is: 17,326,217.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,480,906.76 : 31,020,349.39 = 12,556,566.53 : x
  2. Step 2: Convert to fraction form
    22,480,906.76/31,020,349.39 = 12,556,566.53/x
  3. Step 3: Cross multiply
    22,480,906.76x = 31,020,349.39 × 12,556,566.53
  4. Step 4: Simplify right side
    22,480,906.76x = 389,509,080,899,379.88
  5. Step 5: Solve for x
    x = 389,509,080,899,379.88/22,480,906.76
  6. Step 6: Final answer
    x = 17,326,217.53

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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.