Home / 10,981,866.72-15,154,949.82-6,020,299.35

Finding the Fourth Proportional to 10,981,866.72, 15,154,949.82 and 6,020,299.35

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Solution

The fourth proportional to 10,981,866.72, 15,154,949.82 and 6,020,299.35 is: 8,307,998.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,981,866.72 : 15,154,949.82 = 6,020,299.35 : x
  2. Step 2: Convert to fraction form
    10,981,866.72/15,154,949.82 = 6,020,299.35/x
  3. Step 3: Cross multiply
    10,981,866.72x = 15,154,949.82 × 6,020,299.35
  4. Step 4: Simplify right side
    10,981,866.72x = 91,237,334,550,628.61
  5. Step 5: Solve for x
    x = 91,237,334,550,628.61/10,981,866.72
  6. Step 6: Final answer
    x = 8,307,998.71

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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.