Home / 7,768,815.30-11,654,929.89-2,377,881.36

Finding the Fourth Proportional to 7,768,815.30, 11,654,929.89 and 2,377,881.36

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Solution

The fourth proportional to 7,768,815.30, 11,654,929.89 and 2,377,881.36 is: 3,567,344.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,768,815.30 : 11,654,929.89 = 2,377,881.36 : x
  2. Step 2: Convert to fraction form
    7,768,815.30/11,654,929.89 = 2,377,881.36/x
  3. Step 3: Cross multiply
    7,768,815.30x = 11,654,929.89 × 2,377,881.36
  4. Step 4: Simplify right side
    7,768,815.30x = 27,714,040,537,537.85
  5. Step 5: Solve for x
    x = 27,714,040,537,537.85/7,768,815.30
  6. Step 6: Final answer
    x = 3,567,344.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.