Home / 15,277,200.30-21,082,244.05-8,401,682.36

Finding the Fourth Proportional to 15,277,200.30, 21,082,244.05 and 8,401,682.36

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Solution

The fourth proportional to 15,277,200.30, 21,082,244.05 and 8,401,682.36 is: 11,594,160.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,277,200.30 : 21,082,244.05 = 8,401,682.36 : x
  2. Step 2: Convert to fraction form
    15,277,200.30/21,082,244.05 = 8,401,682.36/x
  3. Step 3: Cross multiply
    15,277,200.30x = 21,082,244.05 × 8,401,682.36
  4. Step 4: Simplify right side
    15,277,200.30x = 177,126,318,007,307.69
  5. Step 5: Solve for x
    x = 177,126,318,007,307.69/15,277,200.30
  6. Step 6: Final answer
    x = 11,594,160.88

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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.