Home / 18,701,796.65-25,808,227.09-10,441,986.08

Finding the Fourth Proportional to 18,701,796.65, 25,808,227.09 and 10,441,986.08

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Solution

The fourth proportional to 18,701,796.65, 25,808,227.09 and 10,441,986.08 is: 14,409,799.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701,796.65 : 25,808,227.09 = 10,441,986.08 : x
  2. Step 2: Convert to fraction form
    18,701,796.65/25,808,227.09 = 10,441,986.08/x
  3. Step 3: Cross multiply
    18,701,796.65x = 25,808,227.09 × 10,441,986.08
  4. Step 4: Simplify right side
    18,701,796.65x = 269,489,147,868,112.78
  5. Step 5: Solve for x
    x = 269,489,147,868,112.78/18,701,796.65
  6. Step 6: Final answer
    x = 14,409,799.92

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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.