Home / 31,788,815.31-43,865,566.71-17,847,447.56

Finding the Fourth Proportional to 31,788,815.31, 43,865,566.71 and 17,847,447.56

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Solution

The fourth proportional to 31,788,815.31, 43,865,566.71 and 17,847,447.56 is: 24,627,794.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,788,815.31 : 43,865,566.71 = 17,847,447.56 : x
  2. Step 2: Convert to fraction form
    31,788,815.31/43,865,566.71 = 17,847,447.56/x
  3. Step 3: Cross multiply
    31,788,815.31x = 43,865,566.71 × 17,847,447.56
  4. Step 4: Simplify right side
    31,788,815.31x = 782,888,401,424,646.75
  5. Step 5: Solve for x
    x = 782,888,401,424,646.75/31,788,815.31
  6. Step 6: Final answer
    x = 24,627,794.20

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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.