Home / 7,278,758.82-10,044,869.13-4,488,496.74

Finding the Fourth Proportional to 7,278,758.82, 10,044,869.13 and 4,488,496.74

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Solution

The fourth proportional to 7,278,758.82, 10,044,869.13 and 4,488,496.74 is: 6,194,237.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278,758.82 : 10,044,869.13 = 4,488,496.74 : x
  2. Step 2: Convert to fraction form
    7,278,758.82/10,044,869.13 = 4,488,496.74/x
  3. Step 3: Cross multiply
    7,278,758.82x = 10,044,869.13 × 4,488,496.74
  4. Step 4: Simplify right side
    7,278,758.82x = 45,086,362,343,731.64
  5. Step 5: Solve for x
    x = 45,086,362,343,731.64/7,278,758.82
  6. Step 6: Final answer
    x = 6,194,237.71

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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.