Home / 8,143,322.10-12,221,872.20-3,354,448.20

Finding the Fourth Proportional to 8,143,322.10, 12,221,872.20 and 3,354,448.20

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Solution

The fourth proportional to 8,143,322.10, 12,221,872.20 and 3,354,448.20 is: 5,034,510.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,322.10 : 12,221,872.20 = 3,354,448.20 : x
  2. Step 2: Convert to fraction form
    8,143,322.10/12,221,872.20 = 3,354,448.20/x
  3. Step 3: Cross multiply
    8,143,322.10x = 12,221,872.20 × 3,354,448.20
  4. Step 4: Simplify right side
    8,143,322.10x = 40,997,637,201,920.04
  5. Step 5: Solve for x
    x = 40,997,637,201,920.04/8,143,322.10
  6. Step 6: Final answer
    x = 5,034,510.08

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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.