Home / 13,775,837.67-20,662,919.98-5,138,273.07

Finding the Fourth Proportional to 13,775,837.67, 20,662,919.98 and 5,138,273.07

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Solution

The fourth proportional to 13,775,837.67, 20,662,919.98 and 5,138,273.07 is: 7,707,097.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,775,837.67 : 20,662,919.98 = 5,138,273.07 : x
  2. Step 2: Convert to fraction form
    13,775,837.67/20,662,919.98 = 5,138,273.07/x
  3. Step 3: Cross multiply
    13,775,837.67x = 20,662,919.98 × 5,138,273.07
  4. Step 4: Simplify right side
    13,775,837.67x = 106,171,725,267,953.25
  5. Step 5: Solve for x
    x = 106,171,725,267,953.25/13,775,837.67
  6. Step 6: Final answer
    x = 7,707,097.59

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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.