Home / 13,204,028.40-19,837,535.40-11,818,345.20

Finding the Fourth Proportional to 13,204,028.40, 19,837,535.40 and 11,818,345.20

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Solution

The fourth proportional to 13,204,028.40, 19,837,535.40 and 11,818,345.20 is: 17,755,705.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,204,028.40 : 19,837,535.40 = 11,818,345.20 : x
  2. Step 2: Convert to fraction form
    13,204,028.40/19,837,535.40 = 11,818,345.20/x
  3. Step 3: Cross multiply
    13,204,028.40x = 19,837,535.40 × 11,818,345.20
  4. Step 4: Simplify right side
    13,204,028.40x = 234,446,841,274,420.06
  5. Step 5: Solve for x
    x = 234,446,841,274,420.06/13,204,028.40
  6. Step 6: Final answer
    x = 17,755,705.62

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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.