Home / 5,228,960.95-7,216,141.35-2,905,951.38

Finding the Fourth Proportional to 5,228,960.95, 7,216,141.35 and 2,905,951.38

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Solution

The fourth proportional to 5,228,960.95, 7,216,141.35 and 2,905,951.38 is: 4,010,310.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,960.95 : 7,216,141.35 = 2,905,951.38 : x
  2. Step 2: Convert to fraction form
    5,228,960.95/7,216,141.35 = 2,905,951.38/x
  3. Step 3: Cross multiply
    5,228,960.95x = 7,216,141.35 × 2,905,951.38
  4. Step 4: Simplify right side
    5,228,960.95x = 20,969,755,881,798.38
  5. Step 5: Solve for x
    x = 20,969,755,881,798.38/5,228,960.95
  6. Step 6: Final answer
    x = 4,010,310.29

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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.