Home / 18,665,386.20-25,758,227.10-10,080,682.20

Finding the Fourth Proportional to 18,665,386.20, 25,758,227.10 and 10,080,682.20

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Solution

The fourth proportional to 18,665,386.20, 25,758,227.10 and 10,080,682.20 is: 13,911,338.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,665,386.20 : 25,758,227.10 = 10,080,682.20 : x
  2. Step 2: Convert to fraction form
    18,665,386.20/25,758,227.10 = 10,080,682.20/x
  3. Step 3: Cross multiply
    18,665,386.20x = 25,758,227.10 × 10,080,682.20
  4. Step 4: Simplify right side
    18,665,386.20x = 259,660,501,430,527.62
  5. Step 5: Solve for x
    x = 259,660,501,430,527.62/18,665,386.20
  6. Step 6: Final answer
    x = 13,911,338.27

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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.