Home / 27,939,682.38-41,909,535.20-12,569,018.55

Finding the Fourth Proportional to 27,939,682.38, 41,909,535.20 and 12,569,018.55

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Solution

The fourth proportional to 27,939,682.38, 41,909,535.20 and 12,569,018.55 is: 18,853,533.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,939,682.38 : 41,909,535.20 = 12,569,018.55 : x
  2. Step 2: Convert to fraction form
    27,939,682.38/41,909,535.20 = 12,569,018.55/x
  3. Step 3: Cross multiply
    27,939,682.38x = 41,909,535.20 × 12,569,018.55
  4. Step 4: Simplify right side
    27,939,682.38x = 526,761,725,287,832.88
  5. Step 5: Solve for x
    x = 526,761,725,287,832.88/27,939,682.38
  6. Step 6: Final answer
    x = 18,853,533.05

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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.