Home / 31,997,735.70-47,996,603.55-25,620,443.70

Finding the Fourth Proportional to 31,997,735.70, 47,996,603.55 and 25,620,443.70

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Solution

The fourth proportional to 31,997,735.70, 47,996,603.55 and 25,620,443.70 is: 38,430,665.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,997,735.70 : 47,996,603.55 = 25,620,443.70 : x
  2. Step 2: Convert to fraction form
    31,997,735.70/47,996,603.55 = 25,620,443.70/x
  3. Step 3: Cross multiply
    31,997,735.70x = 47,996,603.55 × 25,620,443.70
  4. Step 4: Simplify right side
    31,997,735.70x = 1,229,694,279,043,995
  5. Step 5: Solve for x
    x = 1,229,694,279,043,995/31,997,735.70
  6. Step 6: Final answer
    x = 38,430,665.55

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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.