Home / 8,049,619.20-12,074,428.80-7,253,356.80

Finding the Fourth Proportional to 8,049,619.20, 12,074,428.80 and 7,253,356.80

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Solution

The fourth proportional to 8,049,619.20, 12,074,428.80 and 7,253,356.80 is: 10,880,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,049,619.20 : 12,074,428.80 = 7,253,356.80 : x
  2. Step 2: Convert to fraction form
    8,049,619.20/12,074,428.80 = 7,253,356.80/x
  3. Step 3: Cross multiply
    8,049,619.20x = 12,074,428.80 × 7,253,356.80
  4. Step 4: Simplify right side
    8,049,619.20x = 87,580,140,242,595.84
  5. Step 5: Solve for x
    x = 87,580,140,242,595.84/8,049,619.20
  6. Step 6: Final answer
    x = 10,880,035.20

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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.