Home / 16,890,987.20-25,337,948.48-4,760,530.88

Finding the Fourth Proportional to 16,890,987.20, 25,337,948.48 and 4,760,530.88

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Solution

The fourth proportional to 16,890,987.20, 25,337,948.48 and 4,760,530.88 is: 7,141,209.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,890,987.20 : 25,337,948.48 = 4,760,530.88 : x
  2. Step 2: Convert to fraction form
    16,890,987.20/25,337,948.48 = 4,760,530.88/x
  3. Step 3: Cross multiply
    16,890,987.20x = 25,337,948.48 × 4,760,530.88
  4. Step 4: Simplify right side
    16,890,987.20x = 120,622,086,174,889.06
  5. Step 5: Solve for x
    x = 120,622,086,174,889.06/16,890,987.20
  6. Step 6: Final answer
    x = 7,141,209.97

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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.