Home / 5,059,473.78-6,980,955.04-3,099,765.90

Finding the Fourth Proportional to 5,059,473.78, 6,980,955.04 and 3,099,765.90

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Solution

The fourth proportional to 5,059,473.78, 6,980,955.04 and 3,099,765.90 is: 4,276,991.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,059,473.78 : 6,980,955.04 = 3,099,765.90 : x
  2. Step 2: Convert to fraction form
    5,059,473.78/6,980,955.04 = 3,099,765.90/x
  3. Step 3: Cross multiply
    5,059,473.78x = 6,980,955.04 × 3,099,765.90
  4. Step 4: Simplify right side
    5,059,473.78x = 21,639,326,382,425.14
  5. Step 5: Solve for x
    x = 21,639,326,382,425.14/5,059,473.78
  6. Step 6: Final answer
    x = 4,276,991.51

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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.