Home / 5,638,938.31-7,781,526.39-3,060,563.73

Finding the Fourth Proportional to 5,638,938.31, 7,781,526.39 and 3,060,563.73

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Solution

The fourth proportional to 5,638,938.31, 7,781,526.39 and 3,060,563.73 is: 4,223,464.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638,938.31 : 7,781,526.39 = 3,060,563.73 : x
  2. Step 2: Convert to fraction form
    5,638,938.31/7,781,526.39 = 3,060,563.73/x
  3. Step 3: Cross multiply
    5,638,938.31x = 7,781,526.39 × 3,060,563.73
  4. Step 4: Simplify right side
    5,638,938.31x = 23,815,857,433,271.83
  5. Step 5: Solve for x
    x = 23,815,857,433,271.83/5,638,938.31
  6. Step 6: Final answer
    x = 4,223,464.79

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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.