Home / 61,239,635.80-91,764,975.30-53,114,493.40

Finding the Fourth Proportional to 61,239,635.80, 91,764,975.30 and 53,114,493.40

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Solution

The fourth proportional to 61,239,635.80, 91,764,975.30 and 53,114,493.40 is: 79,589,796.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,239,635.80 : 91,764,975.30 = 53,114,493.40 : x
  2. Step 2: Convert to fraction form
    61,239,635.80/91,764,975.30 = 53,114,493.40/x
  3. Step 3: Cross multiply
    61,239,635.80x = 91,764,975.30 × 53,114,493.40
  4. Step 4: Simplify right side
    61,239,635.80x = 4,874,050,174,923,013
  5. Step 5: Solve for x
    x = 4,874,050,174,923,013/61,239,635.80
  6. Step 6: Final answer
    x = 79,589,796.89

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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.