Home / 27,287,791.80-40,931,687.70-25,314,817.10

Finding the Fourth Proportional to 27,287,791.80, 40,931,687.70 and 25,314,817.10

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Solution

The fourth proportional to 27,287,791.80, 40,931,687.70 and 25,314,817.10 is: 37,972,225.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,287,791.80 : 40,931,687.70 = 25,314,817.10 : x
  2. Step 2: Convert to fraction form
    27,287,791.80/40,931,687.70 = 25,314,817.10/x
  3. Step 3: Cross multiply
    27,287,791.80x = 40,931,687.70 × 25,314,817.10
  4. Step 4: Simplify right side
    27,287,791.80x = 1,036,178,187,515,161.25
  5. Step 5: Solve for x
    x = 1,036,178,187,515,161.25/27,287,791.80
  6. Step 6: Final answer
    x = 37,972,225.64

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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.