Home / 13,067,913.77-18,052,162.05-10,471,664.55

Finding the Fourth Proportional to 13,067,913.77, 18,052,162.05 and 10,471,664.55

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Solution

The fourth proportional to 13,067,913.77, 18,052,162.05 and 10,471,664.55 is: 14,465,674.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,067,913.77 : 18,052,162.05 = 10,471,664.55 : x
  2. Step 2: Convert to fraction form
    13,067,913.77/18,052,162.05 = 10,471,664.55/x
  3. Step 3: Cross multiply
    13,067,913.77x = 18,052,162.05 × 10,471,664.55
  4. Step 4: Simplify right side
    13,067,913.77x = 189,036,185,389,840.34
  5. Step 5: Solve for x
    x = 189,036,185,389,840.34/13,067,913.77
  6. Step 6: Final answer
    x = 14,465,674.38

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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.