Home / 12,931,255.44-19,396,180.08-3,955,807.44

Finding the Fourth Proportional to 12,931,255.44, 19,396,180.08 and 3,955,807.44

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Solution

The fourth proportional to 12,931,255.44, 19,396,180.08 and 3,955,807.44 is: 5,933,496.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,931,255.44 : 19,396,180.08 = 3,955,807.44 : x
  2. Step 2: Convert to fraction form
    12,931,255.44/19,396,180.08 = 3,955,807.44/x
  3. Step 3: Cross multiply
    12,931,255.44x = 19,396,180.08 × 3,955,807.44
  4. Step 4: Simplify right side
    12,931,255.44x = 76,727,553,468,043.78
  5. Step 5: Solve for x
    x = 76,727,553,468,043.78/12,931,255.44
  6. Step 6: Final answer
    x = 5,933,496.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.