Home / 8,005,362.81-11,995,470.78-6,188,180.43

Finding the Fourth Proportional to 8,005,362.81, 11,995,470.78 and 6,188,180.43

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Solution

The fourth proportional to 8,005,362.81, 11,995,470.78 and 6,188,180.43 is: 9,272,551.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,005,362.81 : 11,995,470.78 = 6,188,180.43 : x
  2. Step 2: Convert to fraction form
    8,005,362.81/11,995,470.78 = 6,188,180.43/x
  3. Step 3: Cross multiply
    8,005,362.81x = 11,995,470.78 × 6,188,180.43
  4. Step 4: Simplify right side
    8,005,362.81x = 74,230,137,529,432.83
  5. Step 5: Solve for x
    x = 74,230,137,529,432.83/8,005,362.81
  6. Step 6: Final answer
    x = 9,272,551.32

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1.5x scale

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.