Home / 17,813,458.20-26,699,192.10-13,320,485.40

Finding the Fourth Proportional to 17,813,458.20, 26,699,192.10 and 13,320,485.40

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Solution

The fourth proportional to 17,813,458.20, 26,699,192.10 and 13,320,485.40 is: 19,965,028.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,813,458.20 : 26,699,192.10 = 13,320,485.40 : x
  2. Step 2: Convert to fraction form
    17,813,458.20/26,699,192.10 = 13,320,485.40/x
  3. Step 3: Cross multiply
    17,813,458.20x = 26,699,192.10 × 13,320,485.40
  4. Step 4: Simplify right side
    17,813,458.20x = 355,646,198,559,845.38
  5. Step 5: Solve for x
    x = 355,646,198,559,845.38/17,813,458.20
  6. Step 6: Final answer
    x = 19,965,028.38

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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.