Home / 19,708,007.28-27,193,104.72-11,004,840.78

Finding the Fourth Proportional to 19,708,007.28, 27,193,104.72 and 11,004,840.78

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Solution

The fourth proportional to 19,708,007.28, 27,193,104.72 and 11,004,840.78 is: 15,184,477.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708,007.28 : 27,193,104.72 = 11,004,840.78 : x
  2. Step 2: Convert to fraction form
    19,708,007.28/27,193,104.72 = 11,004,840.78/x
  3. Step 3: Cross multiply
    19,708,007.28x = 27,193,104.72 × 11,004,840.78
  4. Step 4: Simplify right side
    19,708,007.28x = 299,255,787,757,466.44
  5. Step 5: Solve for x
    x = 299,255,787,757,466.44/19,708,007.28
  6. Step 6: Final answer
    x = 15,184,477.23

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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.