Home / 56,638,003.51-84,957,496.94-18,299,521.72

Finding the Fourth Proportional to 56,638,003.51, 84,957,496.94 and 18,299,521.72

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Solution

The fourth proportional to 56,638,003.51, 84,957,496.94 and 18,299,521.72 is: 27,449,441.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,638,003.51 : 84,957,496.94 = 18,299,521.72 : x
  2. Step 2: Convert to fraction form
    56,638,003.51/84,957,496.94 = 18,299,521.72/x
  3. Step 3: Cross multiply
    56,638,003.51x = 84,957,496.94 × 18,299,521.72
  4. Step 4: Simplify right side
    56,638,003.51x = 1,554,681,560,438,865.75
  5. Step 5: Solve for x
    x = 1,554,681,560,438,865.75/56,638,003.51
  6. Step 6: Final answer
    x = 27,449,441.44

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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.