Home / 13,021,867.11-17,966,511.64-10,259,992.29

Finding the Fourth Proportional to 13,021,867.11, 17,966,511.64 and 10,259,992.29

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Solution

The fourth proportional to 13,021,867.11, 17,966,511.64 and 10,259,992.29 is: 14,155,901.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,021,867.11 : 17,966,511.64 = 10,259,992.29 : x
  2. Step 2: Convert to fraction form
    13,021,867.11/17,966,511.64 = 10,259,992.29/x
  3. Step 3: Cross multiply
    13,021,867.11x = 17,966,511.64 × 10,259,992.29
  4. Step 4: Simplify right side
    13,021,867.11x = 184,336,270,853,295.28
  5. Step 5: Solve for x
    x = 184,336,270,853,295.28/13,021,867.11
  6. Step 6: Final answer
    x = 14,155,901.71

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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.