Home / 12,148,995.25-16,765,963.37-6,716,837.17

Finding the Fourth Proportional to 12,148,995.25, 16,765,963.37 and 6,716,837.17

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Solution

The fourth proportional to 12,148,995.25, 16,765,963.37 and 6,716,837.17 is: 9,269,428.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,148,995.25 : 16,765,963.37 = 6,716,837.17 : x
  2. Step 2: Convert to fraction form
    12,148,995.25/16,765,963.37 = 6,716,837.17/x
  3. Step 3: Cross multiply
    12,148,995.25x = 16,765,963.37 × 6,716,837.17
  4. Step 4: Simplify right side
    12,148,995.25x = 112,614,245,954,474.45
  5. Step 5: Solve for x
    x = 112,614,245,954,474.45/12,148,995.25
  6. Step 6: Final answer
    x = 9,269,428.76

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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.