Home / 17,779,469.10-26,669,203.65-12,299,721.90

Finding the Fourth Proportional to 17,779,469.10, 26,669,203.65 and 12,299,721.90

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Solution

The fourth proportional to 17,779,469.10, 26,669,203.65 and 12,299,721.90 is: 18,449,582.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,779,469.10 : 26,669,203.65 = 12,299,721.90 : x
  2. Step 2: Convert to fraction form
    17,779,469.10/26,669,203.65 = 12,299,721.90/x
  3. Step 3: Cross multiply
    17,779,469.10x = 26,669,203.65 × 12,299,721.90
  4. Step 4: Simplify right side
    17,779,469.10x = 328,023,788,189,464.94
  5. Step 5: Solve for x
    x = 328,023,788,189,464.94/17,779,469.10
  6. Step 6: Final answer
    x = 18,449,582.85

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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.