Home / 26,752,418.80-40,128,628.20-19,939,951.60

Finding the Fourth Proportional to 26,752,418.80, 40,128,628.20 and 19,939,951.60

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Solution

The fourth proportional to 26,752,418.80, 40,128,628.20 and 19,939,951.60 is: 29,909,927.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,752,418.80 : 40,128,628.20 = 19,939,951.60 : x
  2. Step 2: Convert to fraction form
    26,752,418.80/40,128,628.20 = 19,939,951.60/x
  3. Step 3: Cross multiply
    26,752,418.80x = 40,128,628.20 × 19,939,951.60
  4. Step 4: Simplify right side
    26,752,418.80x = 800,162,904,082,395.25
  5. Step 5: Solve for x
    x = 800,162,904,082,395.25/26,752,418.80
  6. Step 6: Final answer
    x = 29,909,927.40

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1.5x scale

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.