Home / 12,783,564.24-19,175,418.72-4,263,877.32

Finding the Fourth Proportional to 12,783,564.24, 19,175,418.72 and 4,263,877.32

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Solution

The fourth proportional to 12,783,564.24, 19,175,418.72 and 4,263,877.32 is: 6,395,840.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,783,564.24 : 19,175,418.72 = 4,263,877.32 : x
  2. Step 2: Convert to fraction form
    12,783,564.24/19,175,418.72 = 4,263,877.32/x
  3. Step 3: Cross multiply
    12,783,564.24x = 19,175,418.72 × 4,263,877.32
  4. Step 4: Simplify right side
    12,783,564.24x = 81,761,632,981,711.44
  5. Step 5: Solve for x
    x = 81,761,632,981,711.44/12,783,564.24
  6. Step 6: Final answer
    x = 6,395,840.12

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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.