Home / 15,472,717.66-21,352,862.30-8,503,642.24

Finding the Fourth Proportional to 15,472,717.66, 21,352,862.30 and 8,503,642.24

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Solution

The fourth proportional to 15,472,717.66, 21,352,862.30 and 8,503,642.24 is: 11,735,307.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,472,717.66 : 21,352,862.30 = 8,503,642.24 : x
  2. Step 2: Convert to fraction form
    15,472,717.66/21,352,862.30 = 8,503,642.24/x
  3. Step 3: Cross multiply
    15,472,717.66x = 21,352,862.30 × 8,503,642.24
  4. Step 4: Simplify right side
    15,472,717.66x = 181,577,101,799,183.56
  5. Step 5: Solve for x
    x = 181,577,101,799,183.56/15,472,717.66
  6. Step 6: Final answer
    x = 11,735,307.64

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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.