Home / 11,480,076.95-17,220,137.29-10,778,574.83

Finding the Fourth Proportional to 11,480,076.95, 17,220,137.29 and 10,778,574.83

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Solution

The fourth proportional to 11,480,076.95, 17,220,137.29 and 10,778,574.83 is: 16,167,882.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480,076.95 : 17,220,137.29 = 10,778,574.83 : x
  2. Step 2: Convert to fraction form
    11,480,076.95/17,220,137.29 = 10,778,574.83/x
  3. Step 3: Cross multiply
    11,480,076.95x = 17,220,137.29 × 10,778,574.83
  4. Step 4: Simplify right side
    11,480,076.95x = 185,608,538,250,091.28
  5. Step 5: Solve for x
    x = 185,608,538,250,091.28/11,480,076.95
  6. Step 6: Final answer
    x = 16,167,882.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.