Home / 12,944,468.30-19,422,145.65-6,953,837.90

Finding the Fourth Proportional to 12,944,468.30, 19,422,145.65 and 6,953,837.90

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Solution

The fourth proportional to 12,944,468.30, 19,422,145.65 and 6,953,837.90 is: 10,433,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944,468.30 : 19,422,145.65 = 6,953,837.90 : x
  2. Step 2: Convert to fraction form
    12,944,468.30/19,422,145.65 = 6,953,837.90/x
  3. Step 3: Cross multiply
    12,944,468.30x = 19,422,145.65 × 6,953,837.90
  4. Step 4: Simplify right side
    12,944,468.30x = 135,058,452,520,290.12
  5. Step 5: Solve for x
    x = 135,058,452,520,290.12/12,944,468.30
  6. Step 6: Final answer
    x = 10,433,680.97

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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.