Home / 26,907,916.82-40,368,290.14-8,712,117.48

Finding the Fourth Proportional to 26,907,916.82, 40,368,290.14 and 8,712,117.48

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Solution

The fourth proportional to 26,907,916.82, 40,368,290.14 and 8,712,117.48 is: 13,070,253.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907,916.82 : 40,368,290.14 = 8,712,117.48 : x
  2. Step 2: Convert to fraction form
    26,907,916.82/40,368,290.14 = 8,712,117.48/x
  3. Step 3: Cross multiply
    26,907,916.82x = 40,368,290.14 × 8,712,117.48
  4. Step 4: Simplify right side
    26,907,916.82x = 351,693,286,202,891.81
  5. Step 5: Solve for x
    x = 351,693,286,202,891.81/26,907,916.82
  6. Step 6: Final answer
    x = 13,070,253.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.