Home / 57,991,500.80-87,015,244.80-40,915,404.80

Finding the Fourth Proportional to 57,991,500.80, 87,015,244.80 and 40,915,404.80

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Solution

The fourth proportional to 57,991,500.80, 87,015,244.80 and 40,915,404.80 is: 61,392,857.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,991,500.80 : 87,015,244.80 = 40,915,404.80 : x
  2. Step 2: Convert to fraction form
    57,991,500.80/87,015,244.80 = 40,915,404.80/x
  3. Step 3: Cross multiply
    57,991,500.80x = 87,015,244.80 × 40,915,404.80
  4. Step 4: Simplify right side
    57,991,500.80x = 3,560,263,964,763,094.50
  5. Step 5: Solve for x
    x = 3,560,263,964,763,094.50/57,991,500.80
  6. Step 6: Final answer
    x = 61,392,857.84

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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.