Home / 11,450,028.30-17,175,042.45-10,890,156.30

Finding the Fourth Proportional to 11,450,028.30, 17,175,042.45 and 10,890,156.30

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Solution

The fourth proportional to 11,450,028.30, 17,175,042.45 and 10,890,156.30 is: 16,335,234.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,450,028.30 : 17,175,042.45 = 10,890,156.30 : x
  2. Step 2: Convert to fraction form
    11,450,028.30/17,175,042.45 = 10,890,156.30/x
  3. Step 3: Cross multiply
    11,450,028.30x = 17,175,042.45 × 10,890,156.30
  4. Step 4: Simplify right side
    11,450,028.30x = 187,038,896,739,634.94
  5. Step 5: Solve for x
    x = 187,038,896,739,634.94/11,450,028.30
  6. Step 6: Final answer
    x = 16,335,234.45

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Similar ratio
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1.5x scale

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.