Home / 10,501,409.25-15,754,770.68-2,928,375.81

Finding the Fourth Proportional to 10,501,409.25, 15,754,770.68 and 2,928,375.81

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Solution

The fourth proportional to 10,501,409.25, 15,754,770.68 and 2,928,375.81 is: 4,393,304.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501,409.25 : 15,754,770.68 = 2,928,375.81 : x
  2. Step 2: Convert to fraction form
    10,501,409.25/15,754,770.68 = 2,928,375.81/x
  3. Step 3: Cross multiply
    10,501,409.25x = 15,754,770.68 × 2,928,375.81
  4. Step 4: Simplify right side
    10,501,409.25x = 46,135,889,336,767.38
  5. Step 5: Solve for x
    x = 46,135,889,336,767.38/10,501,409.25
  6. Step 6: Final answer
    x = 4,393,304.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.