Home / 18,964,021.71-26,170,418.88-10,262,193.33

Finding the Fourth Proportional to 18,964,021.71, 26,170,418.88 and 10,262,193.33

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Solution

The fourth proportional to 18,964,021.71, 26,170,418.88 and 10,262,193.33 is: 14,161,864.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,964,021.71 : 26,170,418.88 = 10,262,193.33 : x
  2. Step 2: Convert to fraction form
    18,964,021.71/26,170,418.88 = 10,262,193.33/x
  3. Step 3: Cross multiply
    18,964,021.71x = 26,170,418.88 × 10,262,193.33
  4. Step 4: Simplify right side
    18,964,021.71x = 268,565,898,073,642.06
  5. Step 5: Solve for x
    x = 268,565,898,073,642.06/18,964,021.71
  6. Step 6: Final answer
    x = 14,161,864.09

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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.