Home / 18,561,711.70-27,842,567.55-17,301,999.70

Finding the Fourth Proportional to 18,561,711.70, 27,842,567.55 and 17,301,999.70

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Solution

The fourth proportional to 18,561,711.70, 27,842,567.55 and 17,301,999.70 is: 25,952,999.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,561,711.70 : 27,842,567.55 = 17,301,999.70 : x
  2. Step 2: Convert to fraction form
    18,561,711.70/27,842,567.55 = 17,301,999.70/x
  3. Step 3: Cross multiply
    18,561,711.70x = 27,842,567.55 × 17,301,999.70
  4. Step 4: Simplify right side
    18,561,711.70x = 481,732,095,397,329.75
  5. Step 5: Solve for x
    x = 481,732,095,397,329.75/18,561,711.70
  6. Step 6: Final answer
    x = 25,952,999.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.