Home / 13,086,352.66-18,059,656.57-7,206,241.77

Finding the Fourth Proportional to 13,086,352.66, 18,059,656.57 and 7,206,241.77

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Solution

The fourth proportional to 13,086,352.66, 18,059,656.57 and 7,206,241.77 is: 9,944,883.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,086,352.66 : 18,059,656.57 = 7,206,241.77 : x
  2. Step 2: Convert to fraction form
    13,086,352.66/18,059,656.57 = 7,206,241.77/x
  3. Step 3: Cross multiply
    13,086,352.66x = 18,059,656.57 × 7,206,241.77
  4. Step 4: Simplify right side
    13,086,352.66x = 130,142,251,599,901.22
  5. Step 5: Solve for x
    x = 130,142,251,599,901.22/13,086,352.66
  6. Step 6: Final answer
    x = 9,944,883.42

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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.