Home / 7,229,734.83-9,977,135.88-3,966,490.26

Finding the Fourth Proportional to 7,229,734.83, 9,977,135.88 and 3,966,490.26

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Solution

The fourth proportional to 7,229,734.83, 9,977,135.88 and 3,966,490.26 is: 5,473,812.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229,734.83 : 9,977,135.88 = 3,966,490.26 : x
  2. Step 2: Convert to fraction form
    7,229,734.83/9,977,135.88 = 3,966,490.26/x
  3. Step 3: Cross multiply
    7,229,734.83x = 9,977,135.88 × 3,966,490.26
  4. Step 4: Simplify right side
    7,229,734.83x = 39,574,212,290,716.53
  5. Step 5: Solve for x
    x = 39,574,212,290,716.53/7,229,734.83
  6. Step 6: Final answer
    x = 5,473,812.42

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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.