Home / 7,407,667.82-11,167,023.71-6,913,870.56

Finding the Fourth Proportional to 7,407,667.82, 11,167,023.71 and 6,913,870.56

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Solution

The fourth proportional to 7,407,667.82, 11,167,023.71 and 6,913,870.56 is: 10,422,626.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,667.82 : 11,167,023.71 = 6,913,870.56 : x
  2. Step 2: Convert to fraction form
    7,407,667.82/11,167,023.71 = 6,913,870.56/x
  3. Step 3: Cross multiply
    7,407,667.82x = 11,167,023.71 × 6,913,870.56
  4. Step 4: Simplify right side
    7,407,667.82x = 77,207,356,436,821.62
  5. Step 5: Solve for x
    x = 77,207,356,436,821.62/7,407,667.82
  6. Step 6: Final answer
    x = 10,422,626.71

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.