Home / 8,756,041.20-13,134,061.80-5,396,809.20

Finding the Fourth Proportional to 8,756,041.20, 13,134,061.80 and 5,396,809.20

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Solution

The fourth proportional to 8,756,041.20, 13,134,061.80 and 5,396,809.20 is: 8,095,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,756,041.20 : 13,134,061.80 = 5,396,809.20 : x
  2. Step 2: Convert to fraction form
    8,756,041.20/13,134,061.80 = 5,396,809.20/x
  3. Step 3: Cross multiply
    8,756,041.20x = 13,134,061.80 × 5,396,809.20
  4. Step 4: Simplify right side
    8,756,041.20x = 70,882,025,555,608.56
  5. Step 5: Solve for x
    x = 70,882,025,555,608.56/8,756,041.20
  6. Step 6: Final answer
    x = 8,095,213.80

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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.