Home / 89,388,020.50-134,009,706.39-27,945,567.70

Finding the Fourth Proportional to 89,388,020.50, 134,009,706.39 and 27,945,567.70

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Solution

The fourth proportional to 89,388,020.50, 134,009,706.39 and 27,945,567.70 is: 41,895,740.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,388,020.50 : 134,009,706.39 = 27,945,567.70 : x
  2. Step 2: Convert to fraction form
    89,388,020.50/134,009,706.39 = 27,945,567.70/x
  3. Step 3: Cross multiply
    89,388,020.50x = 134,009,706.39 × 27,945,567.70
  4. Step 4: Simplify right side
    89,388,020.50x = 3,744,977,322,378,867.50
  5. Step 5: Solve for x
    x = 3,744,977,322,378,867.50/89,388,020.50
  6. Step 6: Final answer
    x = 41,895,740.63

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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.