Home / 7,229,737.10-9,977,138.98-3,966,492.52

Finding the Fourth Proportional to 7,229,737.10, 9,977,138.98 and 3,966,492.52

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Solution

The fourth proportional to 7,229,737.10, 9,977,138.98 and 3,966,492.52 is: 5,473,815.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229,737.10 : 9,977,138.98 = 3,966,492.52 : x
  2. Step 2: Convert to fraction form
    7,229,737.10/9,977,138.98 = 3,966,492.52/x
  3. Step 3: Cross multiply
    7,229,737.10x = 9,977,138.98 × 3,966,492.52
  4. Step 4: Simplify right side
    7,229,737.10x = 39,574,247,135,170.43
  5. Step 5: Solve for x
    x = 39,574,247,135,170.43/7,229,737.10
  6. Step 6: Final answer
    x = 5,473,815.52

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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.