Home / 5,735,428.31-7,914,890.95-3,121,942.35

Finding the Fourth Proportional to 5,735,428.31, 7,914,890.95 and 3,121,942.35

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Solution

The fourth proportional to 5,735,428.31, 7,914,890.95 and 3,121,942.35 is: 4,308,280.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,735,428.31 : 7,914,890.95 = 3,121,942.35 : x
  2. Step 2: Convert to fraction form
    5,735,428.31/7,914,890.95 = 3,121,942.35/x
  3. Step 3: Cross multiply
    5,735,428.31x = 7,914,890.95 × 3,121,942.35
  4. Step 4: Simplify right side
    5,735,428.31x = 24,709,833,252,436.73
  5. Step 5: Solve for x
    x = 24,709,833,252,436.73/5,735,428.31
  6. Step 6: Final answer
    x = 4,308,280.38

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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.