Home / 7,182,250.04-9,911,743.98-3,919,243.77

Finding the Fourth Proportional to 7,182,250.04, 9,911,743.98 and 3,919,243.77

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Solution

The fourth proportional to 7,182,250.04, 9,911,743.98 and 3,919,243.77 is: 5,408,686.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182,250.04 : 9,911,743.98 = 3,919,243.77 : x
  2. Step 2: Convert to fraction form
    7,182,250.04/9,911,743.98 = 3,919,243.77/x
  3. Step 3: Cross multiply
    7,182,250.04x = 9,911,743.98 × 3,919,243.77
  4. Step 4: Simplify right side
    7,182,250.04x = 38,846,540,843,450.01
  5. Step 5: Solve for x
    x = 38,846,540,843,450.01/7,182,250.04
  6. Step 6: Final answer
    x = 5,408,686.78

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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.