Home / 5,127,884.79-7,078,659.93-3,195,100.32

Finding the Fourth Proportional to 5,127,884.79, 7,078,659.93 and 3,195,100.32

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Solution

The fourth proportional to 5,127,884.79, 7,078,659.93 and 3,195,100.32 is: 4,410,596.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127,884.79 : 7,078,659.93 = 3,195,100.32 : x
  2. Step 2: Convert to fraction form
    5,127,884.79/7,078,659.93 = 3,195,100.32/x
  3. Step 3: Cross multiply
    5,127,884.79x = 7,078,659.93 × 3,195,100.32
  4. Step 4: Simplify right side
    5,127,884.79x = 22,617,028,580,969.20
  5. Step 5: Solve for x
    x = 22,617,028,580,969.20/5,127,884.79
  6. Step 6: Final answer
    x = 4,410,596.09

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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.