Home / 55,638,284.82-83,398,524.23-18,715,025.06

Finding the Fourth Proportional to 55,638,284.82, 83,398,524.23 and 18,715,025.06

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Solution

The fourth proportional to 55,638,284.82, 83,398,524.23 and 18,715,025.06 is: 28,052,724.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,638,284.82 : 83,398,524.23 = 18,715,025.06 : x
  2. Step 2: Convert to fraction form
    55,638,284.82/83,398,524.23 = 18,715,025.06/x
  3. Step 3: Cross multiply
    55,638,284.82x = 83,398,524.23 × 18,715,025.06
  4. Step 4: Simplify right side
    55,638,284.82x = 1,560,805,470,931,467.25
  5. Step 5: Solve for x
    x = 1,560,805,470,931,467.25/55,638,284.82
  6. Step 6: Final answer
    x = 28,052,724.41

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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.