Home / 8,074,987.80-12,119,091.30-8,012,002.20

Finding the Fourth Proportional to 8,074,987.80, 12,119,091.30 and 8,012,002.20

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Solution

The fourth proportional to 8,074,987.80, 12,119,091.30 and 8,012,002.20 is: 12,024,561.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,074,987.80 : 12,119,091.30 = 8,012,002.20 : x
  2. Step 2: Convert to fraction form
    8,074,987.80/12,119,091.30 = 8,012,002.20/x
  3. Step 3: Cross multiply
    8,074,987.80x = 12,119,091.30 × 8,012,002.20
  4. Step 4: Simplify right side
    8,074,987.80x = 97,098,186,157,600.88
  5. Step 5: Solve for x
    x = 97,098,186,157,600.88/8,074,987.80
  6. Step 6: Final answer
    x = 12,024,561.34

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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.