Home / 56,987,605.26-85,480,209.09-13,857,029.82

Finding the Fourth Proportional to 56,987,605.26, 85,480,209.09 and 13,857,029.82

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Solution

The fourth proportional to 56,987,605.26, 85,480,209.09 and 13,857,029.82 is: 20,785,253.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,987,605.26 : 85,480,209.09 = 13,857,029.82 : x
  2. Step 2: Convert to fraction form
    56,987,605.26/85,480,209.09 = 13,857,029.82/x
  3. Step 3: Cross multiply
    56,987,605.26x = 85,480,209.09 × 13,857,029.82
  4. Step 4: Simplify right side
    56,987,605.26x = 1,184,501,806,379,965.25
  5. Step 5: Solve for x
    x = 1,184,501,806,379,965.25/56,987,605.26
  6. Step 6: Final answer
    x = 20,785,253.23

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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.