Home / 5,242,086.78-7,232,883.02-2,949,410.94

Finding the Fourth Proportional to 5,242,086.78, 7,232,883.02 and 2,949,410.94

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Solution

The fourth proportional to 5,242,086.78, 7,232,883.02 and 2,949,410.94 is: 4,069,513.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,086.78 : 7,232,883.02 = 2,949,410.94 : x
  2. Step 2: Convert to fraction form
    5,242,086.78/7,232,883.02 = 2,949,410.94/x
  3. Step 3: Cross multiply
    5,242,086.78x = 7,232,883.02 × 2,949,410.94
  4. Step 4: Simplify right side
    5,242,086.78x = 21,332,744,306,928.24
  5. Step 5: Solve for x
    x = 21,332,744,306,928.24/5,242,086.78
  6. Step 6: Final answer
    x = 4,069,513.76

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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.