Home / 7,080,079.20-10,620,049.68-2,031,416.16

Finding the Fourth Proportional to 7,080,079.20, 10,620,049.68 and 2,031,416.16

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Solution

The fourth proportional to 7,080,079.20, 10,620,049.68 and 2,031,416.16 is: 3,047,104.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,080,079.20 : 10,620,049.68 = 2,031,416.16 : x
  2. Step 2: Convert to fraction form
    7,080,079.20/10,620,049.68 = 2,031,416.16/x
  3. Step 3: Cross multiply
    7,080,079.20x = 10,620,049.68 × 2,031,416.16
  4. Step 4: Simplify right side
    7,080,079.20x = 21,573,740,539,954.83
  5. Step 5: Solve for x
    x = 21,573,740,539,954.83/7,080,079.20
  6. Step 6: Final answer
    x = 3,047,104.41

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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.