Home / 13,980,226.06-19,282,773.90-9,331,667.38

Finding the Fourth Proportional to 13,980,226.06, 19,282,773.90 and 9,331,667.38

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Solution

The fourth proportional to 13,980,226.06, 19,282,773.90 and 9,331,667.38 is: 12,871,067.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,980,226.06 : 19,282,773.90 = 9,331,667.38 : x
  2. Step 2: Convert to fraction form
    13,980,226.06/19,282,773.90 = 9,331,667.38/x
  3. Step 3: Cross multiply
    13,980,226.06x = 19,282,773.90 × 9,331,667.38
  4. Step 4: Simplify right side
    13,980,226.06x = 179,940,432,198,545.38
  5. Step 5: Solve for x
    x = 179,940,432,198,545.38/13,980,226.06
  6. Step 6: Final answer
    x = 12,871,067.42

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1.5x scale

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.