Home / 61,242,828.70-91,864,243.05-57,463,692.70

Finding the Fourth Proportional to 61,242,828.70, 91,864,243.05 and 57,463,692.70

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Solution

The fourth proportional to 61,242,828.70, 91,864,243.05 and 57,463,692.70 is: 86,195,539.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,242,828.70 : 91,864,243.05 = 57,463,692.70 : x
  2. Step 2: Convert to fraction form
    61,242,828.70/91,864,243.05 = 57,463,692.70/x
  3. Step 3: Cross multiply
    61,242,828.70x = 91,864,243.05 × 57,463,692.70
  4. Step 4: Simplify right side
    61,242,828.70x = 5,278,858,632,743,311
  5. Step 5: Solve for x
    x = 5,278,858,632,743,311/61,242,828.70
  6. Step 6: Final answer
    x = 86,195,539.05

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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.