Home / 5,455,475.64-8,185,573.26-2,928,178.44

Finding the Fourth Proportional to 5,455,475.64, 8,185,573.26 and 2,928,178.44

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Solution

The fourth proportional to 5,455,475.64, 8,185,573.26 and 2,928,178.44 is: 4,393,534.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455,475.64 : 8,185,573.26 = 2,928,178.44 : x
  2. Step 2: Convert to fraction form
    5,455,475.64/8,185,573.26 = 2,928,178.44/x
  3. Step 3: Cross multiply
    5,455,475.64x = 8,185,573.26 × 2,928,178.44
  4. Step 4: Simplify right side
    5,455,475.64x = 23,968,819,138,972.51
  5. Step 5: Solve for x
    x = 23,968,819,138,972.51/5,455,475.64
  6. Step 6: Final answer
    x = 4,393,534.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.