Home / 8,691,351.20-11,995,549.04-5,019,607.84

Finding the Fourth Proportional to 8,691,351.20, 11,995,549.04 and 5,019,607.84

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Solution

The fourth proportional to 8,691,351.20, 11,995,549.04 and 5,019,607.84 is: 6,927,916.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,691,351.20 : 11,995,549.04 = 5,019,607.84 : x
  2. Step 2: Convert to fraction form
    8,691,351.20/11,995,549.04 = 5,019,607.84/x
  3. Step 3: Cross multiply
    8,691,351.20x = 11,995,549.04 × 5,019,607.84
  4. Step 4: Simplify right side
    8,691,351.20x = 60,212,952,006,288.47
  5. Step 5: Solve for x
    x = 60,212,952,006,288.47/8,691,351.20
  6. Step 6: Final answer
    x = 6,927,916.11

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1.5x scale

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.