Home / 8,436,025.32-12,674,225.36-5,409,321.20

Finding the Fourth Proportional to 8,436,025.32, 12,674,225.36 and 5,409,321.20

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Solution

The fourth proportional to 8,436,025.32, 12,674,225.36 and 5,409,321.20 is: 8,126,926.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436,025.32 : 12,674,225.36 = 5,409,321.20 : x
  2. Step 2: Convert to fraction form
    8,436,025.32/12,674,225.36 = 5,409,321.20/x
  3. Step 3: Cross multiply
    8,436,025.32x = 12,674,225.36 × 5,409,321.20
  4. Step 4: Simplify right side
    8,436,025.32x = 68,558,955,933,425.63
  5. Step 5: Solve for x
    x = 68,558,955,933,425.63/8,436,025.32
  6. Step 6: Final answer
    x = 8,126,926.29

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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.