Home / 18,086,522.90-27,129,784.35-16,700,839.70

Finding the Fourth Proportional to 18,086,522.90, 27,129,784.35 and 16,700,839.70

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Solution

The fourth proportional to 18,086,522.90, 27,129,784.35 and 16,700,839.70 is: 25,051,259.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086,522.90 : 27,129,784.35 = 16,700,839.70 : x
  2. Step 2: Convert to fraction form
    18,086,522.90/27,129,784.35 = 16,700,839.70/x
  3. Step 3: Cross multiply
    18,086,522.90x = 27,129,784.35 × 16,700,839.70
  4. Step 4: Simplify right side
    18,086,522.90x = 453,090,179,524,918.69
  5. Step 5: Solve for x
    x = 453,090,179,524,918.69/18,086,522.90
  6. Step 6: Final answer
    x = 25,051,259.55

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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.