Home / 5,066,705.76-6,992,553.12-2,891,576.32

Finding the Fourth Proportional to 5,066,705.76, 6,992,553.12 and 2,891,576.32

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Solution

The fourth proportional to 5,066,705.76, 6,992,553.12 and 2,891,576.32 is: 3,990,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,066,705.76 : 6,992,553.12 = 2,891,576.32 : x
  2. Step 2: Convert to fraction form
    5,066,705.76/6,992,553.12 = 2,891,576.32/x
  3. Step 3: Cross multiply
    5,066,705.76x = 6,992,553.12 × 2,891,576.32
  4. Step 4: Simplify right side
    5,066,705.76x = 20,219,501,018,134.12
  5. Step 5: Solve for x
    x = 20,219,501,018,134.12/5,066,705.76
  6. Step 6: Final answer
    x = 3,990,660.20

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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.