Home / 5,103,166.22-7,042,369.01-2,811,326.91

Finding the Fourth Proportional to 5,103,166.22, 7,042,369.01 and 2,811,326.91

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Solution

The fourth proportional to 5,103,166.22, 7,042,369.01 and 2,811,326.91 is: 3,879,630.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,103,166.22 : 7,042,369.01 = 2,811,326.91 : x
  2. Step 2: Convert to fraction form
    5,103,166.22/7,042,369.01 = 2,811,326.91/x
  3. Step 3: Cross multiply
    5,103,166.22x = 7,042,369.01 × 2,811,326.91
  4. Step 4: Simplify right side
    5,103,166.22x = 19,798,401,514,991.38
  5. Step 5: Solve for x
    x = 19,798,401,514,991.38/5,103,166.22
  6. Step 6: Final answer
    x = 3,879,630.93

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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.