Home / 15,401,324.96-21,255,008.90-8,786,059.04

Finding the Fourth Proportional to 15,401,324.96, 21,255,008.90 and 8,786,059.04

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Solution

The fourth proportional to 15,401,324.96, 21,255,008.90 and 8,786,059.04 is: 12,125,434.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,401,324.96 : 21,255,008.90 = 8,786,059.04 : x
  2. Step 2: Convert to fraction form
    15,401,324.96/21,255,008.90 = 8,786,059.04/x
  3. Step 3: Cross multiply
    15,401,324.96x = 21,255,008.90 × 8,786,059.04
  4. Step 4: Simplify right side
    15,401,324.96x = 186,747,763,091,125.44
  5. Step 5: Solve for x
    x = 186,747,763,091,125.44/15,401,324.96
  6. Step 6: Final answer
    x = 12,125,434.89

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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.