Home / 5,428,535.78-7,484,796.33-4,692,162.98

Finding the Fourth Proportional to 5,428,535.78, 7,484,796.33 and 4,692,162.98

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Solution

The fourth proportional to 5,428,535.78, 7,484,796.33 and 4,692,162.98 is: 6,469,494.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428,535.78 : 7,484,796.33 = 4,692,162.98 : x
  2. Step 2: Convert to fraction form
    5,428,535.78/7,484,796.33 = 4,692,162.98/x
  3. Step 3: Cross multiply
    5,428,535.78x = 7,484,796.33 × 4,692,162.98
  4. Step 4: Simplify right side
    5,428,535.78x = 35,119,884,252,465.87
  5. Step 5: Solve for x
    x = 35,119,884,252,465.87/5,428,535.78
  6. Step 6: Final answer
    x = 6,469,494.85

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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.