Home / 5,147,560.80-7,100,682.55-3,210,458.36

Finding the Fourth Proportional to 5,147,560.80, 7,100,682.55 and 3,210,458.36

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Solution

The fourth proportional to 5,147,560.80, 7,100,682.55 and 3,210,458.36 is: 4,428,591.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,560.80 : 7,100,682.55 = 3,210,458.36 : x
  2. Step 2: Convert to fraction form
    5,147,560.80/7,100,682.55 = 3,210,458.36/x
  3. Step 3: Cross multiply
    5,147,560.80x = 7,100,682.55 × 3,210,458.36
  4. Step 4: Simplify right side
    5,147,560.80x = 22,796,445,610,824.06
  5. Step 5: Solve for x
    x = 22,796,445,610,824.06/5,147,560.80
  6. Step 6: Final answer
    x = 4,428,591.81

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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.