Home / 47,392,003.80-71,088,005.70-39,314,100.60

Finding the Fourth Proportional to 47,392,003.80, 71,088,005.70 and 39,314,100.60

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Solution

The fourth proportional to 47,392,003.80, 71,088,005.70 and 39,314,100.60 is: 58,971,150.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,392,003.80 : 71,088,005.70 = 39,314,100.60 : x
  2. Step 2: Convert to fraction form
    47,392,003.80/71,088,005.70 = 39,314,100.60/x
  3. Step 3: Cross multiply
    47,392,003.80x = 71,088,005.70 × 39,314,100.60
  4. Step 4: Simplify right side
    47,392,003.80x = 2,794,761,007,543,173.50
  5. Step 5: Solve for x
    x = 2,794,761,007,543,173.50/47,392,003.80
  6. Step 6: Final answer
    x = 58,971,150.90

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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.