Home / 19,017,991.11-26,224,978.38-11,281,538.76

Finding the Fourth Proportional to 19,017,991.11, 26,224,978.38 and 11,281,538.76

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Solution

The fourth proportional to 19,017,991.11, 26,224,978.38 and 11,281,538.76 is: 15,556,748.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,017,991.11 : 26,224,978.38 = 11,281,538.76 : x
  2. Step 2: Convert to fraction form
    19,017,991.11/26,224,978.38 = 11,281,538.76/x
  3. Step 3: Cross multiply
    19,017,991.11x = 26,224,978.38 × 11,281,538.76
  4. Step 4: Simplify right side
    19,017,991.11x = 295,858,110,074,132
  5. Step 5: Solve for x
    x = 295,858,110,074,132/19,017,991.11
  6. Step 6: Final answer
    x = 15,556,748.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.