Home / 18,670,623.74-25,765,778.07-10,298,954.04

Finding the Fourth Proportional to 18,670,623.74, 25,765,778.07 and 10,298,954.04

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Solution

The fourth proportional to 18,670,623.74, 25,765,778.07 and 10,298,954.04 is: 14,212,731.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,670,623.74 : 25,765,778.07 = 10,298,954.04 : x
  2. Step 2: Convert to fraction form
    18,670,623.74/25,765,778.07 = 10,298,954.04/x
  3. Step 3: Cross multiply
    18,670,623.74x = 25,765,778.07 × 10,298,954.04
  4. Step 4: Simplify right side
    18,670,623.74x = 265,360,564,147,769.88
  5. Step 5: Solve for x
    x = 265,360,564,147,769.88/18,670,623.74
  6. Step 6: Final answer
    x = 14,212,731.61

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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.