Home / 13,067,902.90-18,052,147.01-10,471,653.69

Finding the Fourth Proportional to 13,067,902.90, 18,052,147.01 and 10,471,653.69

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Solution

The fourth proportional to 13,067,902.90, 18,052,147.01 and 10,471,653.69 is: 14,465,659.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,067,902.90 : 18,052,147.01 = 10,471,653.69 : x
  2. Step 2: Convert to fraction form
    13,067,902.90/18,052,147.01 = 10,471,653.69/x
  3. Step 3: Cross multiply
    13,067,902.90x = 18,052,147.01 × 10,471,653.69
  4. Step 4: Simplify right side
    13,067,902.90x = 189,035,831,914,666.03
  5. Step 5: Solve for x
    x = 189,035,831,914,666.03/13,067,902.90
  6. Step 6: Final answer
    x = 14,465,659.36

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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.