Home / 12,279,960.78-16,946,048.91-6,773,217.34

Finding the Fourth Proportional to 12,279,960.78, 16,946,048.91 and 6,773,217.34

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Solution

The fourth proportional to 12,279,960.78, 16,946,048.91 and 6,773,217.34 is: 9,346,876.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,279,960.78 : 16,946,048.91 = 6,773,217.34 : x
  2. Step 2: Convert to fraction form
    12,279,960.78/16,946,048.91 = 6,773,217.34/x
  3. Step 3: Cross multiply
    12,279,960.78x = 16,946,048.91 × 6,773,217.34
  4. Step 4: Simplify right side
    12,279,960.78x = 114,779,272,321,700.09
  5. Step 5: Solve for x
    x = 114,779,272,321,700.09/12,279,960.78
  6. Step 6: Final answer
    x = 9,346,876.13

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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.