Home / 17,938,883.30-26,916,723.03-7,840,192.10

Finding the Fourth Proportional to 17,938,883.30, 26,916,723.03 and 7,840,192.10

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Solution

The fourth proportional to 17,938,883.30, 26,916,723.03 and 7,840,192.10 is: 11,763,958.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,938,883.30 : 26,916,723.03 = 7,840,192.10 : x
  2. Step 2: Convert to fraction form
    17,938,883.30/26,916,723.03 = 7,840,192.10/x
  3. Step 3: Cross multiply
    17,938,883.30x = 26,916,723.03 × 7,840,192.10
  4. Step 4: Simplify right side
    17,938,883.30x = 211,032,279,257,694.06
  5. Step 5: Solve for x
    x = 211,032,279,257,694.06/17,938,883.30
  6. Step 6: Final answer
    x = 11,763,958.53

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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.