Home / 9,660,363.85-13,331,331.06-5,309,895.97

Finding the Fourth Proportional to 9,660,363.85, 13,331,331.06 and 5,309,895.97

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Solution

The fourth proportional to 9,660,363.85, 13,331,331.06 and 5,309,895.97 is: 7,327,672.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,363.85 : 13,331,331.06 = 5,309,895.97 : x
  2. Step 2: Convert to fraction form
    9,660,363.85/13,331,331.06 = 5,309,895.97/x
  3. Step 3: Cross multiply
    9,660,363.85x = 13,331,331.06 × 5,309,895.97
  4. Step 4: Simplify right side
    9,660,363.85x = 70,787,981,081,913.31
  5. Step 5: Solve for x
    x = 70,787,981,081,913.31/9,660,363.85
  6. Step 6: Final answer
    x = 7,327,672.35

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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.