Home / 19,043,254.95-26,287,735.91-12,856,680.96

Finding the Fourth Proportional to 19,043,254.95, 26,287,735.91 and 12,856,680.96

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Solution

The fourth proportional to 19,043,254.95, 26,287,735.91 and 12,856,680.96 is: 17,747,650.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043,254.95 : 26,287,735.91 = 12,856,680.96 : x
  2. Step 2: Convert to fraction form
    19,043,254.95/26,287,735.91 = 12,856,680.96/x
  3. Step 3: Cross multiply
    19,043,254.95x = 26,287,735.91 × 12,856,680.96
  4. Step 4: Simplify right side
    19,043,254.95x = 337,973,033,691,321.94
  5. Step 5: Solve for x
    x = 337,973,033,691,321.94/19,043,254.95
  6. Step 6: Final answer
    x = 17,747,650.52

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1.5x scale

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.