Home / 11,416,326.78-15,756,819.72-6,772,689.33

Finding the Fourth Proportional to 11,416,326.78, 15,756,819.72 and 6,772,689.33

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Solution

The fourth proportional to 11,416,326.78, 15,756,819.72 and 6,772,689.33 is: 9,347,669.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,416,326.78 : 15,756,819.72 = 6,772,689.33 : x
  2. Step 2: Convert to fraction form
    11,416,326.78/15,756,819.72 = 6,772,689.33/x
  3. Step 3: Cross multiply
    11,416,326.78x = 15,756,819.72 × 6,772,689.33
  4. Step 4: Simplify right side
    11,416,326.78x = 106,716,044,792,377.59
  5. Step 5: Solve for x
    x = 106,716,044,792,377.59/11,416,326.78
  6. Step 6: Final answer
    x = 9,347,669.08

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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.