Home / 7,229,743.86-9,977,148.30-3,966,499.26

Finding the Fourth Proportional to 7,229,743.86, 9,977,148.30 and 3,966,499.26

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Solution

The fourth proportional to 7,229,743.86, 9,977,148.30 and 3,966,499.26 is: 5,473,824.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,229,743.86 : 9,977,148.30 = 3,966,499.26 : x
  2. Step 2: Convert to fraction form
    7,229,743.86/9,977,148.30 = 3,966,499.26/x
  3. Step 3: Cross multiply
    7,229,743.86x = 9,977,148.30 × 3,966,499.26
  4. Step 4: Simplify right side
    7,229,743.86x = 39,574,351,348,860.26
  5. Step 5: Solve for x
    x = 39,574,351,348,860.26/7,229,743.86
  6. Step 6: Final answer
    x = 5,473,824.82

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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.