Home / 21,317,893.20-31,973,632.41-5,963,192.58

Finding the Fourth Proportional to 21,317,893.20, 31,973,632.41 and 5,963,192.58

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Solution

The fourth proportional to 21,317,893.20, 31,973,632.41 and 5,963,192.58 is: 8,943,891.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,317,893.20 : 31,973,632.41 = 5,963,192.58 : x
  2. Step 2: Convert to fraction form
    21,317,893.20/31,973,632.41 = 5,963,192.58/x
  3. Step 3: Cross multiply
    21,317,893.20x = 31,973,632.41 × 5,963,192.58
  4. Step 4: Simplify right side
    21,317,893.20x = 190,664,927,542,959.53
  5. Step 5: Solve for x
    x = 190,664,927,542,959.53/21,317,893.20
  6. Step 6: Final answer
    x = 8,943,891.68

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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.