Home / 7,315,147.52-10,093,947-4,217,787.44

Finding the Fourth Proportional to 7,315,147.52, 10,093,947 and 4,217,787.44

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Solution

The fourth proportional to 7,315,147.52, 10,093,947 and 4,217,787.44 is: 5,819,995.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315,147.52 : 10,093,947 = 4,217,787.44 : x
  2. Step 2: Convert to fraction form
    7,315,147.52/10,093,947 = 4,217,787.44/x
  3. Step 3: Cross multiply
    7,315,147.52x = 10,093,947 × 4,217,787.44
  4. Step 4: Simplify right side
    7,315,147.52x = 42,574,122,876,625.69
  5. Step 5: Solve for x
    x = 42,574,122,876,625.69/7,315,147.52
  6. Step 6: Final answer
    x = 5,819,995.12

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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.