Home / 18,525,788.66-25,565,738.43-10,265,988.89

Finding the Fourth Proportional to 18,525,788.66, 25,565,738.43 and 10,265,988.89

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Solution

The fourth proportional to 18,525,788.66, 25,565,738.43 and 10,265,988.89 is: 14,167,147.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,525,788.66 : 25,565,738.43 = 10,265,988.89 : x
  2. Step 2: Convert to fraction form
    18,525,788.66/25,565,738.43 = 10,265,988.89/x
  3. Step 3: Cross multiply
    18,525,788.66x = 25,565,738.43 × 10,265,988.89
  4. Step 4: Simplify right side
    18,525,788.66x = 262,457,586,687,026.06
  5. Step 5: Solve for x
    x = 262,457,586,687,026.06/18,525,788.66
  6. Step 6: Final answer
    x = 14,167,147.83

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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.