Home / 52,517,555.10-78,857,433.45-28,629,683.10

Finding the Fourth Proportional to 52,517,555.10, 78,857,433.45 and 28,629,683.10

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Solution

The fourth proportional to 52,517,555.10, 78,857,433.45 and 28,629,683.10 is: 42,988,736.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,517,555.10 : 78,857,433.45 = 28,629,683.10 : x
  2. Step 2: Convert to fraction form
    52,517,555.10/78,857,433.45 = 28,629,683.10/x
  3. Step 3: Cross multiply
    52,517,555.10x = 78,857,433.45 × 28,629,683.10
  4. Step 4: Simplify right side
    52,517,555.10x = 2,257,663,329,752,840
  5. Step 5: Solve for x
    x = 2,257,663,329,752,840/52,517,555.10
  6. Step 6: Final answer
    x = 42,988,736.35

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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.