Home / 10,356,471.92-14,298,054.50-9,207,371.54

Finding the Fourth Proportional to 10,356,471.92, 14,298,054.50 and 9,207,371.54

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Solution

The fourth proportional to 10,356,471.92, 14,298,054.50 and 9,207,371.54 is: 12,711,616.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,356,471.92 : 14,298,054.50 = 9,207,371.54 : x
  2. Step 2: Convert to fraction form
    10,356,471.92/14,298,054.50 = 9,207,371.54/x
  3. Step 3: Cross multiply
    10,356,471.92x = 14,298,054.50 × 9,207,371.54
  4. Step 4: Simplify right side
    10,356,471.92x = 131,647,500,139,432.50
  5. Step 5: Solve for x
    x = 131,647,500,139,432.50/10,356,471.92
  6. Step 6: Final answer
    x = 12,711,616.57

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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.