Home / 18,918,351.41-26,107,324.83-10,216,523.43

Finding the Fourth Proportional to 18,918,351.41, 26,107,324.83 and 10,216,523.43

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Solution

The fourth proportional to 18,918,351.41, 26,107,324.83 and 10,216,523.43 is: 14,098,802.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,918,351.41 : 26,107,324.83 = 10,216,523.43 : x
  2. Step 2: Convert to fraction form
    18,918,351.41/26,107,324.83 = 10,216,523.43/x
  3. Step 3: Cross multiply
    18,918,351.41x = 26,107,324.83 × 10,216,523.43
  4. Step 4: Simplify right side
    18,918,351.41x = 266,726,095,820,315.75
  5. Step 5: Solve for x
    x = 266,726,095,820,315.75/18,918,351.41
  6. Step 6: Final answer
    x = 14,098,802.27

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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.