Home / 28,431,266.67-39,231,776.31-16,040,637.75

Finding the Fourth Proportional to 28,431,266.67, 39,231,776.31 and 16,040,637.75

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Solution

The fourth proportional to 28,431,266.67, 39,231,776.31 and 16,040,637.75 is: 22,134,177.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,431,266.67 : 39,231,776.31 = 16,040,637.75 : x
  2. Step 2: Convert to fraction form
    28,431,266.67/39,231,776.31 = 16,040,637.75/x
  3. Step 3: Cross multiply
    28,431,266.67x = 39,231,776.31 × 16,040,637.75
  4. Step 4: Simplify right side
    28,431,266.67x = 629,302,712,077,741.75
  5. Step 5: Solve for x
    x = 629,302,712,077,741.75/28,431,266.67
  6. Step 6: Final answer
    x = 22,134,177.82

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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.