Home / 8,101,287.60-12,150,376.20-2,421,697.20

Finding the Fourth Proportional to 8,101,287.60, 12,150,376.20 and 2,421,697.20

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Solution

The fourth proportional to 8,101,287.60, 12,150,376.20 and 2,421,697.20 is: 3,632,080.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,101,287.60 : 12,150,376.20 = 2,421,697.20 : x
  2. Step 2: Convert to fraction form
    8,101,287.60/12,150,376.20 = 2,421,697.20/x
  3. Step 3: Cross multiply
    8,101,287.60x = 12,150,376.20 × 2,421,697.20
  4. Step 4: Simplify right side
    8,101,287.60x = 29,424,532,022,486.64
  5. Step 5: Solve for x
    x = 29,424,532,022,486.64/8,101,287.60
  6. Step 6: Final answer
    x = 3,632,080.91

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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.