Home / 12,349,857.72-17,042,549.68-6,843,184.52

Finding the Fourth Proportional to 12,349,857.72, 17,042,549.68 and 6,843,184.52

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Solution

The fourth proportional to 12,349,857.72, 17,042,549.68 and 6,843,184.52 is: 9,443,453.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,349,857.72 : 17,042,549.68 = 6,843,184.52 : x
  2. Step 2: Convert to fraction form
    12,349,857.72/17,042,549.68 = 6,843,184.52/x
  3. Step 3: Cross multiply
    12,349,857.72x = 17,042,549.68 × 6,843,184.52
  4. Step 4: Simplify right side
    12,349,857.72x = 116,625,312,151,506.94
  5. Step 5: Solve for x
    x = 116,625,312,151,506.94/12,349,857.72
  6. Step 6: Final answer
    x = 9,443,453.91

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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.