Home / 10,256,875.46-15,380,257.79-3,601,448.39

Finding the Fourth Proportional to 10,256,875.46, 15,380,257.79 and 3,601,448.39

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Solution

The fourth proportional to 10,256,875.46, 15,380,257.79 and 3,601,448.39 is: 5,400,397.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,256,875.46 : 15,380,257.79 = 3,601,448.39 : x
  2. Step 2: Convert to fraction form
    10,256,875.46/15,380,257.79 = 3,601,448.39/x
  3. Step 3: Cross multiply
    10,256,875.46x = 15,380,257.79 × 3,601,448.39
  4. Step 4: Simplify right side
    10,256,875.46x = 55,391,204,655,580.45
  5. Step 5: Solve for x
    x = 55,391,204,655,580.45/10,256,875.46
  6. Step 6: Final answer
    x = 5,400,397.51

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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.