Home / 13,327,499.72-19,987,111.56-4,806,728.48

Finding the Fourth Proportional to 13,327,499.72, 19,987,111.56 and 4,806,728.48

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Solution

The fourth proportional to 13,327,499.72, 19,987,111.56 and 4,806,728.48 is: 7,208,600.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327,499.72 : 19,987,111.56 = 4,806,728.48 : x
  2. Step 2: Convert to fraction form
    13,327,499.72/19,987,111.56 = 4,806,728.48/x
  3. Step 3: Cross multiply
    13,327,499.72x = 19,987,111.56 × 4,806,728.48
  4. Step 4: Simplify right side
    13,327,499.72x = 96,072,618,368,389.23
  5. Step 5: Solve for x
    x = 96,072,618,368,389.23/13,327,499.72
  6. Step 6: Final answer
    x = 7,208,600.29

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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.