Home / 32,741,877.31-45,172,379.67-20,987,626.77

Finding the Fourth Proportional to 32,741,877.31, 45,172,379.67 and 20,987,626.77

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Solution

The fourth proportional to 32,741,877.31, 45,172,379.67 and 20,987,626.77 is: 28,955,610.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,741,877.31 : 45,172,379.67 = 20,987,626.77 : x
  2. Step 2: Convert to fraction form
    32,741,877.31/45,172,379.67 = 20,987,626.77/x
  3. Step 3: Cross multiply
    32,741,877.31x = 45,172,379.67 × 20,987,626.77
  4. Step 4: Simplify right side
    32,741,877.31x = 948,061,044,747,992.12
  5. Step 5: Solve for x
    x = 948,061,044,747,992.12/32,741,877.31
  6. Step 6: Final answer
    x = 28,955,610.45

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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.