Home / 20,006,379.19-27,598,645.52-12,651,826.15

Finding the Fourth Proportional to 20,006,379.19, 27,598,645.52 and 12,651,826.15

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Solution

The fourth proportional to 20,006,379.19, 27,598,645.52 and 12,651,826.15 is: 17,453,096.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,006,379.19 : 27,598,645.52 = 12,651,826.15 : x
  2. Step 2: Convert to fraction form
    20,006,379.19/27,598,645.52 = 12,651,826.15/x
  3. Step 3: Cross multiply
    20,006,379.19x = 27,598,645.52 × 12,651,826.15
  4. Step 4: Simplify right side
    20,006,379.19x = 349,173,265,031,257.25
  5. Step 5: Solve for x
    x = 349,173,265,031,257.25/20,006,379.19
  6. Step 6: Final answer
    x = 17,453,096.42

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.