Home / 26,969,746.30-37,221,890.92-15,211,428.28

Finding the Fourth Proportional to 26,969,746.30, 37,221,890.92 and 15,211,428.28

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Solution

The fourth proportional to 26,969,746.30, 37,221,890.92 and 15,211,428.28 is: 20,993,824.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,969,746.30 : 37,221,890.92 = 15,211,428.28 : x
  2. Step 2: Convert to fraction form
    26,969,746.30/37,221,890.92 = 15,211,428.28/x
  3. Step 3: Cross multiply
    26,969,746.30x = 37,221,890.92 × 15,211,428.28
  4. Step 4: Simplify right side
    26,969,746.30x = 566,198,124,044,479.88
  5. Step 5: Solve for x
    x = 566,198,124,044,479.88/26,969,746.30
  6. Step 6: Final answer
    x = 20,993,824.63

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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.