Home / 19,043,244.92-26,287,722.11-12,856,670.91

Finding the Fourth Proportional to 19,043,244.92, 26,287,722.11 and 12,856,670.91

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Solution

The fourth proportional to 19,043,244.92, 26,287,722.11 and 12,856,670.91 is: 17,747,636.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043,244.92 : 26,287,722.11 = 12,856,670.91 : x
  2. Step 2: Convert to fraction form
    19,043,244.92/26,287,722.11 = 12,856,670.91/x
  3. Step 3: Cross multiply
    19,043,244.92x = 26,287,722.11 × 12,856,670.91
  4. Step 4: Simplify right side
    19,043,244.92x = 337,972,592,077,517.50
  5. Step 5: Solve for x
    x = 337,972,592,077,517.50/19,043,244.92
  6. Step 6: Final answer
    x = 17,747,636.69

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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.