Home / 7,775,639.20-11,654,002.72-5,501,818.88

Finding the Fourth Proportional to 7,775,639.20, 11,654,002.72 and 5,501,818.88

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Solution

The fourth proportional to 7,775,639.20, 11,654,002.72 and 5,501,818.88 is: 8,246,037.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,775,639.20 : 11,654,002.72 = 5,501,818.88 : x
  2. Step 2: Convert to fraction form
    7,775,639.20/11,654,002.72 = 5,501,818.88/x
  3. Step 3: Cross multiply
    7,775,639.20x = 11,654,002.72 × 5,501,818.88
  4. Step 4: Simplify right side
    7,775,639.20x = 64,118,212,192,467.36
  5. Step 5: Solve for x
    x = 64,118,212,192,467.36/7,775,639.20
  6. Step 6: Final answer
    x = 8,246,037.47

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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.