Home / 34,704,914.80-52,021,942.80-20,320,578.40

Finding the Fourth Proportional to 34,704,914.80, 52,021,942.80 and 20,320,578.40

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Solution

The fourth proportional to 34,704,914.80, 52,021,942.80 and 20,320,578.40 is: 30,460,122.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,704,914.80 : 52,021,942.80 = 20,320,578.40 : x
  2. Step 2: Convert to fraction form
    34,704,914.80/52,021,942.80 = 20,320,578.40/x
  3. Step 3: Cross multiply
    34,704,914.80x = 52,021,942.80 × 20,320,578.40
  4. Step 4: Simplify right side
    34,704,914.80x = 1,057,115,967,187,715.38
  5. Step 5: Solve for x
    x = 1,057,115,967,187,715.38/34,704,914.80
  6. Step 6: Final answer
    x = 30,460,122.82

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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.