Home / 27,595,817.80-41,393,726.70-18,986,473.60

Finding the Fourth Proportional to 27,595,817.80, 41,393,726.70 and 18,986,473.60

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Solution

The fourth proportional to 27,595,817.80, 41,393,726.70 and 18,986,473.60 is: 28,479,710.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,595,817.80 : 41,393,726.70 = 18,986,473.60 : x
  2. Step 2: Convert to fraction form
    27,595,817.80/41,393,726.70 = 18,986,473.60/x
  3. Step 3: Cross multiply
    27,595,817.80x = 41,393,726.70 × 18,986,473.60
  4. Step 4: Simplify right side
    27,595,817.80x = 785,920,899,195,165.25
  5. Step 5: Solve for x
    x = 785,920,899,195,165.25/27,595,817.80
  6. Step 6: Final answer
    x = 28,479,710.40

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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.