Home / 20,097,284.16-27,734,872.32-11,395,819.20

Finding the Fourth Proportional to 20,097,284.16, 27,734,872.32 and 11,395,819.20

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Solution

The fourth proportional to 20,097,284.16, 27,734,872.32 and 11,395,819.20 is: 15,726,582.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,097,284.16 : 27,734,872.32 = 11,395,819.20 : x
  2. Step 2: Convert to fraction form
    20,097,284.16/27,734,872.32 = 11,395,819.20/x
  3. Step 3: Cross multiply
    20,097,284.16x = 27,734,872.32 × 11,395,819.20
  4. Step 4: Simplify right side
    20,097,284.16x = 316,061,590,493,804.50
  5. Step 5: Solve for x
    x = 316,061,590,493,804.50/20,097,284.16
  6. Step 6: Final answer
    x = 15,726,582.16

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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.