Home / 9,712,625.72-13,403,072.23-5,361,618.60

Finding the Fourth Proportional to 9,712,625.72, 13,403,072.23 and 5,361,618.60

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Solution

The fourth proportional to 9,712,625.72, 13,403,072.23 and 5,361,618.60 is: 7,398,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,625.72 : 13,403,072.23 = 5,361,618.60 : x
  2. Step 2: Convert to fraction form
    9,712,625.72/13,403,072.23 = 5,361,618.60/x
  3. Step 3: Cross multiply
    9,712,625.72x = 13,403,072.23 × 5,361,618.60
  4. Step 4: Simplify right side
    9,712,625.72x = 71,862,161,352,107.42
  5. Step 5: Solve for x
    x = 71,862,161,352,107.42/9,712,625.72
  6. Step 6: Final answer
    x = 7,398,839.76

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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.