Home / 13,021,867.36-17,966,511.98-10,259,992.54

Finding the Fourth Proportional to 13,021,867.36, 17,966,511.98 and 10,259,992.54

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Solution

The fourth proportional to 13,021,867.36, 17,966,511.98 and 10,259,992.54 is: 14,155,902.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,021,867.36 : 17,966,511.98 = 10,259,992.54 : x
  2. Step 2: Convert to fraction form
    13,021,867.36/17,966,511.98 = 10,259,992.54/x
  3. Step 3: Cross multiply
    13,021,867.36x = 17,966,511.98 × 10,259,992.54
  4. Step 4: Simplify right side
    13,021,867.36x = 184,336,278,788,404.41
  5. Step 5: Solve for x
    x = 184,336,278,788,404.41/13,021,867.36
  6. Step 6: Final answer
    x = 14,155,902.05

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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.