Home / 8,143,090.20-12,211,524.90-2,461,426.20

Finding the Fourth Proportional to 8,143,090.20, 12,211,524.90 and 2,461,426.20

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Solution

The fourth proportional to 8,143,090.20, 12,211,524.90 and 2,461,426.20 is: 3,691,199.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,090.20 : 12,211,524.90 = 2,461,426.20 : x
  2. Step 2: Convert to fraction form
    8,143,090.20/12,211,524.90 = 2,461,426.20/x
  3. Step 3: Cross multiply
    8,143,090.20x = 12,211,524.90 × 2,461,426.20
  4. Step 4: Simplify right side
    8,143,090.20x = 30,057,767,330,812.38
  5. Step 5: Solve for x
    x = 30,057,767,330,812.38/8,143,090.20
  6. Step 6: Final answer
    x = 3,691,199.11

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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.