Home / 7,229,735.10-9,977,136.22-3,966,490.52

Finding the Fourth Proportional to 7,229,735.10, 9,977,136.22 and 3,966,490.52

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Solution

The fourth proportional to 7,229,735.10, 9,977,136.22 and 3,966,490.52 is: 5,473,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229,735.10 : 9,977,136.22 = 3,966,490.52 : x
  2. Step 2: Convert to fraction form
    7,229,735.10/9,977,136.22 = 3,966,490.52/x
  3. Step 3: Cross multiply
    7,229,735.10x = 9,977,136.22 × 3,966,490.52
  4. Step 4: Simplify right side
    7,229,735.10x = 39,574,216,233,378.64
  5. Step 5: Solve for x
    x = 39,574,216,233,378.64/7,229,735.10
  6. Step 6: Final answer
    x = 5,473,812.76

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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.