Home / 19,092,769.44-28,605,736.80-13,007,748.12

Finding the Fourth Proportional to 19,092,769.44, 28,605,736.80 and 13,007,748.12

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Solution

The fourth proportional to 19,092,769.44, 28,605,736.80 and 13,007,748.12 is: 19,488,855.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,092,769.44 : 28,605,736.80 = 13,007,748.12 : x
  2. Step 2: Convert to fraction form
    19,092,769.44/28,605,736.80 = 13,007,748.12/x
  3. Step 3: Cross multiply
    19,092,769.44x = 28,605,736.80 × 13,007,748.12
  4. Step 4: Simplify right side
    19,092,769.44x = 372,096,219,081,414.81
  5. Step 5: Solve for x
    x = 372,096,219,081,414.81/19,092,769.44
  6. Step 6: Final answer
    x = 19,488,855.21

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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.