Home / 8,065,321.20-12,097,722.60-2,674,220.40

Finding the Fourth Proportional to 8,065,321.20, 12,097,722.60 and 2,674,220.40

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Solution

The fourth proportional to 8,065,321.20, 12,097,722.60 and 2,674,220.40 is: 4,011,244.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065,321.20 : 12,097,722.60 = 2,674,220.40 : x
  2. Step 2: Convert to fraction form
    8,065,321.20/12,097,722.60 = 2,674,220.40/x
  3. Step 3: Cross multiply
    8,065,321.20x = 12,097,722.60 × 2,674,220.40
  4. Step 4: Simplify right side
    8,065,321.20x = 32,351,976,570,461.04
  5. Step 5: Solve for x
    x = 32,351,976,570,461.04/8,065,321.20
  6. Step 6: Final answer
    x = 4,011,244.66

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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.