Home / 5,345,929.72-8,022,880.14-2,151,083.08

Finding the Fourth Proportional to 5,345,929.72, 8,022,880.14 and 2,151,083.08

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Solution

The fourth proportional to 5,345,929.72, 8,022,880.14 and 2,151,083.08 is: 3,228,228.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,929.72 : 8,022,880.14 = 2,151,083.08 : x
  2. Step 2: Convert to fraction form
    5,345,929.72/8,022,880.14 = 2,151,083.08/x
  3. Step 3: Cross multiply
    5,345,929.72x = 8,022,880.14 × 2,151,083.08
  4. Step 4: Simplify right side
    5,345,929.72x = 17,257,881,722,022.03
  5. Step 5: Solve for x
    x = 17,257,881,722,022.03/5,345,929.72
  6. Step 6: Final answer
    x = 3,228,228.32

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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.