Home / 19,580,155.44-27,019,028.42-11,320,748.16

Finding the Fourth Proportional to 19,580,155.44, 27,019,028.42 and 11,320,748.16

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Solution

The fourth proportional to 19,580,155.44, 27,019,028.42 and 11,320,748.16 is: 15,621,715.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,580,155.44 : 27,019,028.42 = 11,320,748.16 : x
  2. Step 2: Convert to fraction form
    19,580,155.44/27,019,028.42 = 11,320,748.16/x
  3. Step 3: Cross multiply
    19,580,155.44x = 27,019,028.42 × 11,320,748.16
  4. Step 4: Simplify right side
    19,580,155.44x = 305,875,616,270,702.75
  5. Step 5: Solve for x
    x = 305,875,616,270,702.75/19,580,155.44
  6. Step 6: Final answer
    x = 15,621,715.43

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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.