Home / 8,088,228.20-12,132,342.30-6,281,328.80

Finding the Fourth Proportional to 8,088,228.20, 12,132,342.30 and 6,281,328.80

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Solution

The fourth proportional to 8,088,228.20, 12,132,342.30 and 6,281,328.80 is: 9,421,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088,228.20 : 12,132,342.30 = 6,281,328.80 : x
  2. Step 2: Convert to fraction form
    8,088,228.20/12,132,342.30 = 6,281,328.80/x
  3. Step 3: Cross multiply
    8,088,228.20x = 12,132,342.30 × 6,281,328.80
  4. Step 4: Simplify right side
    8,088,228.20x = 76,207,231,100,448.25
  5. Step 5: Solve for x
    x = 76,207,231,100,448.25/8,088,228.20
  6. Step 6: Final answer
    x = 9,421,993.20

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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.