Home / 20,255,928.39-27,953,179.03-10,963,496.81

Finding the Fourth Proportional to 20,255,928.39, 27,953,179.03 and 10,963,496.81

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Solution

The fourth proportional to 20,255,928.39, 27,953,179.03 and 10,963,496.81 is: 15,129,624.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,255,928.39 : 27,953,179.03 = 10,963,496.81 : x
  2. Step 2: Convert to fraction form
    20,255,928.39/27,953,179.03 = 10,963,496.81/x
  3. Step 3: Cross multiply
    20,255,928.39x = 27,953,179.03 × 10,963,496.81
  4. Step 4: Simplify right side
    20,255,928.39x = 306,464,589,146,681.56
  5. Step 5: Solve for x
    x = 306,464,589,146,681.56/20,255,928.39
  6. Step 6: Final answer
    x = 15,129,624.44

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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.