Home / 84,401,242.96-126,600,486.83-26,892,736.72

Finding the Fourth Proportional to 84,401,242.96, 126,600,486.83 and 26,892,736.72

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Solution

The fourth proportional to 84,401,242.96, 126,600,486.83 and 26,892,736.72 is: 40,338,666.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,401,242.96 : 126,600,486.83 = 26,892,736.72 : x
  2. Step 2: Convert to fraction form
    84,401,242.96/126,600,486.83 = 26,892,736.72/x
  3. Step 3: Cross multiply
    84,401,242.96x = 126,600,486.83 × 26,892,736.72
  4. Step 4: Simplify right side
    84,401,242.96x = 3,404,633,560,943,017
  5. Step 5: Solve for x
    x = 3,404,633,560,943,017/84,401,242.96
  6. Step 6: Final answer
    x = 40,338,666.13

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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.