Home / 81,723,603.62-122,548,515.60-23,417,945.48

Finding the Fourth Proportional to 81,723,603.62, 122,548,515.60 and 23,417,945.48

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Solution

The fourth proportional to 81,723,603.62, 122,548,515.60 and 23,417,945.48 is: 35,116,347.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,723,603.62 : 122,548,515.60 = 23,417,945.48 : x
  2. Step 2: Convert to fraction form
    81,723,603.62/122,548,515.60 = 23,417,945.48/x
  3. Step 3: Cross multiply
    81,723,603.62x = 122,548,515.60 × 23,417,945.48
  4. Step 4: Simplify right side
    81,723,603.62x = 2,869,834,456,975,729.50
  5. Step 5: Solve for x
    x = 2,869,834,456,975,729.50/81,723,603.62
  6. Step 6: Final answer
    x = 35,116,347.42

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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.