Home / 16,892,687.20-25,337,287.22-11,462,647.28

Finding the Fourth Proportional to 16,892,687.20, 25,337,287.22 and 11,462,647.28

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Solution

The fourth proportional to 16,892,687.20, 25,337,287.22 and 11,462,647.28 is: 17,192,787.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,892,687.20 : 25,337,287.22 = 11,462,647.28 : x
  2. Step 2: Convert to fraction form
    16,892,687.20/25,337,287.22 = 11,462,647.28/x
  3. Step 3: Cross multiply
    16,892,687.20x = 25,337,287.22 × 11,462,647.28
  4. Step 4: Simplify right side
    16,892,687.20x = 290,432,386,434,911.75
  5. Step 5: Solve for x
    x = 290,432,386,434,911.75/16,892,687.20
  6. Step 6: Final answer
    x = 17,192,787.80

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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.