Home / 65,732,269.67-90,682,018.55-39,611,944.49

Finding the Fourth Proportional to 65,732,269.67, 90,682,018.55 and 39,611,944.49

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Solution

The fourth proportional to 65,732,269.67, 90,682,018.55 and 39,611,944.49 is: 54,647,300.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,732,269.67 : 90,682,018.55 = 39,611,944.49 : x
  2. Step 2: Convert to fraction form
    65,732,269.67/90,682,018.55 = 39,611,944.49/x
  3. Step 3: Cross multiply
    65,732,269.67x = 90,682,018.55 × 39,611,944.49
  4. Step 4: Simplify right side
    65,732,269.67x = 3,592,091,084,845,691
  5. Step 5: Solve for x
    x = 3,592,091,084,845,691/65,732,269.67
  6. Step 6: Final answer
    x = 54,647,300.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.