Home / 10,442,998.16-15,667,705.30-4,985,058.08

Finding the Fourth Proportional to 10,442,998.16, 15,667,705.30 and 4,985,058.08

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Solution

The fourth proportional to 10,442,998.16, 15,667,705.30 and 4,985,058.08 is: 7,479,118.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442,998.16 : 15,667,705.30 = 4,985,058.08 : x
  2. Step 2: Convert to fraction form
    10,442,998.16/15,667,705.30 = 4,985,058.08/x
  3. Step 3: Cross multiply
    10,442,998.16x = 15,667,705.30 × 4,985,058.08
  4. Step 4: Simplify right side
    10,442,998.16x = 78,104,420,915,067.80
  5. Step 5: Solve for x
    x = 78,104,420,915,067.80/10,442,998.16
  6. Step 6: Final answer
    x = 7,479,118.52

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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.