Home / 40,102,540.98-60,099,929.19-21,879,429.36

Finding the Fourth Proportional to 40,102,540.98, 60,099,929.19 and 21,879,429.36

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Solution

The fourth proportional to 40,102,540.98, 60,099,929.19 and 21,879,429.36 is: 32,789,746.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,102,540.98 : 60,099,929.19 = 21,879,429.36 : x
  2. Step 2: Convert to fraction form
    40,102,540.98/60,099,929.19 = 21,879,429.36/x
  3. Step 3: Cross multiply
    40,102,540.98x = 60,099,929.19 × 21,879,429.36
  4. Step 4: Simplify right side
    40,102,540.98x = 1,314,952,155,253,607
  5. Step 5: Solve for x
    x = 1,314,952,155,253,607/40,102,540.98
  6. Step 6: Final answer
    x = 32,789,746.56

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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.