Home / 20,362,449.04-28,099,456.68-11,195,025.04

Finding the Fourth Proportional to 20,362,449.04, 28,099,456.68 and 11,195,025.04

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Solution

The fourth proportional to 20,362,449.04, 28,099,456.68 and 11,195,025.04 is: 15,448,737.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362,449.04 : 28,099,456.68 = 11,195,025.04 : x
  2. Step 2: Convert to fraction form
    20,362,449.04/28,099,456.68 = 11,195,025.04/x
  3. Step 3: Cross multiply
    20,362,449.04x = 28,099,456.68 × 11,195,025.04
  4. Step 4: Simplify right side
    20,362,449.04x = 314,574,121,142,995.25
  5. Step 5: Solve for x
    x = 314,574,121,142,995.25/20,362,449.04
  6. Step 6: Final answer
    x = 15,448,737.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.