Home / 12,944,543.04-17,863,832.34-7,143,691.32

Finding the Fourth Proportional to 12,944,543.04, 17,863,832.34 and 7,143,691.32

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Solution

The fourth proportional to 12,944,543.04, 17,863,832.34 and 7,143,691.32 is: 9,858,494.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,543.04 : 17,863,832.34 = 7,143,691.32 : x
  2. Step 2: Convert to fraction form
    12,944,543.04/17,863,832.34 = 7,143,691.32/x
  3. Step 3: Cross multiply
    12,944,543.04x = 17,863,832.34 × 7,143,691.32
  4. Step 4: Simplify right side
    12,944,543.04x = 127,613,704,029,193.30
  5. Step 5: Solve for x
    x = 127,613,704,029,193.30/12,944,543.04
  6. Step 6: Final answer
    x = 9,858,494.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.