Home / 18,471,227.90-25,490,128.19-10,211,500.26

Finding the Fourth Proportional to 18,471,227.90, 25,490,128.19 and 10,211,500.26

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Solution

The fourth proportional to 18,471,227.90, 25,490,128.19 and 10,211,500.26 is: 14,091,778.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,471,227.90 : 25,490,128.19 = 10,211,500.26 : x
  2. Step 2: Convert to fraction form
    18,471,227.90/25,490,128.19 = 10,211,500.26/x
  3. Step 3: Cross multiply
    18,471,227.90x = 25,490,128.19 × 10,211,500.26
  4. Step 4: Simplify right side
    18,471,227.90x = 260,292,450,588,560.81
  5. Step 5: Solve for x
    x = 260,292,450,588,560.81/18,471,227.90
  6. Step 6: Final answer
    x = 14,091,778.42

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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.