Home / 7,715,175.48-10,644,786.72-6,078,502.44

Finding the Fourth Proportional to 7,715,175.48, 10,644,786.72 and 6,078,502.44

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Solution

The fourth proportional to 7,715,175.48, 10,644,786.72 and 6,078,502.44 is: 8,386,635.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,715,175.48 : 10,644,786.72 = 6,078,502.44 : x
  2. Step 2: Convert to fraction form
    7,715,175.48/10,644,786.72 = 6,078,502.44/x
  3. Step 3: Cross multiply
    7,715,175.48x = 10,644,786.72 × 6,078,502.44
  4. Step 4: Simplify right side
    7,715,175.48x = 64,704,362,050,799.60
  5. Step 5: Solve for x
    x = 64,704,362,050,799.60/7,715,175.48
  6. Step 6: Final answer
    x = 8,386,635.17

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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.