Home / 13,062,557.29-19,551,189.81-9,603,383.78

Finding the Fourth Proportional to 13,062,557.29, 19,551,189.81 and 9,603,383.78

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Solution

The fourth proportional to 13,062,557.29, 19,551,189.81 and 9,603,383.78 is: 14,373,722.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,062,557.29 : 19,551,189.81 = 9,603,383.78 : x
  2. Step 2: Convert to fraction form
    13,062,557.29/19,551,189.81 = 9,603,383.78/x
  3. Step 3: Cross multiply
    13,062,557.29x = 19,551,189.81 × 9,603,383.78
  4. Step 4: Simplify right side
    13,062,557.29x = 187,757,579,101,055.25
  5. Step 5: Solve for x
    x = 187,757,579,101,055.25/13,062,557.29
  6. Step 6: Final answer
    x = 14,373,722.92

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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.