Home / 11,976,288.96-16,527,085.92-6,543,664.32

Finding the Fourth Proportional to 11,976,288.96, 16,527,085.92 and 6,543,664.32

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Solution

The fourth proportional to 11,976,288.96, 16,527,085.92 and 6,543,664.32 is: 9,030,151.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976,288.96 : 16,527,085.92 = 6,543,664.32 : x
  2. Step 2: Convert to fraction form
    11,976,288.96/16,527,085.92 = 6,543,664.32/x
  3. Step 3: Cross multiply
    11,976,288.96x = 16,527,085.92 × 6,543,664.32
  4. Step 4: Simplify right side
    11,976,288.96x = 108,147,702,448,278.38
  5. Step 5: Solve for x
    x = 108,147,702,448,278.38/11,976,288.96
  6. Step 6: Final answer
    x = 9,030,151.39

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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.