Home / 30,848,321.85-46,272,482.78-15,731,777.85

Finding the Fourth Proportional to 30,848,321.85, 46,272,482.78 and 15,731,777.85

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Solution

The fourth proportional to 30,848,321.85, 46,272,482.78 and 15,731,777.85 is: 23,597,666.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,848,321.85 : 46,272,482.78 = 15,731,777.85 : x
  2. Step 2: Convert to fraction form
    30,848,321.85/46,272,482.78 = 15,731,777.85/x
  3. Step 3: Cross multiply
    30,848,321.85x = 46,272,482.78 × 15,731,777.85
  4. Step 4: Simplify right side
    30,848,321.85x = 727,948,419,584,251.50
  5. Step 5: Solve for x
    x = 727,948,419,584,251.50/30,848,321.85
  6. Step 6: Final answer
    x = 23,597,666.78

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Double scale
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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.