Home / 9,378,488.82-12,942,036.60-5,192,360.27

Finding the Fourth Proportional to 9,378,488.82, 12,942,036.60 and 5,192,360.27

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Solution

The fourth proportional to 9,378,488.82, 12,942,036.60 and 5,192,360.27 is: 7,165,303.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378,488.82 : 12,942,036.60 = 5,192,360.27 : x
  2. Step 2: Convert to fraction form
    9,378,488.82/12,942,036.60 = 5,192,360.27/x
  3. Step 3: Cross multiply
    9,378,488.82x = 12,942,036.60 × 5,192,360.27
  4. Step 4: Simplify right side
    9,378,488.82x = 67,199,716,654,725.88
  5. Step 5: Solve for x
    x = 67,199,716,654,725.88/9,378,488.82
  6. Step 6: Final answer
    x = 7,165,303.27

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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.