Home / 49,942,365.80-74,918,538.30-13,551,333.80

Finding the Fourth Proportional to 49,942,365.80, 74,918,538.30 and 13,551,333.80

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Solution

The fourth proportional to 49,942,365.80, 74,918,538.30 and 13,551,333.80 is: 20,328,354.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,942,365.80 : 74,918,538.30 = 13,551,333.80 : x
  2. Step 2: Convert to fraction form
    49,942,365.80/74,918,538.30 = 13,551,333.80/x
  3. Step 3: Cross multiply
    49,942,365.80x = 74,918,538.30 × 13,551,333.80
  4. Step 4: Simplify right side
    49,942,365.80x = 1,015,246,120,311,384.50
  5. Step 5: Solve for x
    x = 1,015,246,120,311,384.50/49,942,365.80
  6. Step 6: Final answer
    x = 20,328,354.58

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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.