Home / 10,368,003.90-15,552,005.85-3,179,480.70

Finding the Fourth Proportional to 10,368,003.90, 15,552,005.85 and 3,179,480.70

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Solution

The fourth proportional to 10,368,003.90, 15,552,005.85 and 3,179,480.70 is: 4,769,221.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,003.90 : 15,552,005.85 = 3,179,480.70 : x
  2. Step 2: Convert to fraction form
    10,368,003.90/15,552,005.85 = 3,179,480.70/x
  3. Step 3: Cross multiply
    10,368,003.90x = 15,552,005.85 × 3,179,480.70
  4. Step 4: Simplify right side
    10,368,003.90x = 49,447,302,446,362.09
  5. Step 5: Solve for x
    x = 49,447,302,446,362.09/10,368,003.90
  6. Step 6: Final answer
    x = 4,769,221.05

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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.