Home / 49,942,369.80-74,918,544.30-13,551,337.80

Finding the Fourth Proportional to 49,942,369.80, 74,918,544.30 and 13,551,337.80

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Solution

The fourth proportional to 49,942,369.80, 74,918,544.30 and 13,551,337.80 is: 20,328,360.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,942,369.80 : 74,918,544.30 = 13,551,337.80 : x
  2. Step 2: Convert to fraction form
    49,942,369.80/74,918,544.30 = 13,551,337.80/x
  3. Step 3: Cross multiply
    49,942,369.80x = 74,918,544.30 × 13,551,337.80
  4. Step 4: Simplify right side
    49,942,369.80x = 1,015,246,501,293,564.50
  5. Step 5: Solve for x
    x = 1,015,246,501,293,564.50/49,942,369.80
  6. Step 6: Final answer
    x = 20,328,360.58

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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.