Home / 12,309,276.47-16,987,192.23-6,727,400.56

Finding the Fourth Proportional to 12,309,276.47, 16,987,192.23 and 6,727,400.56

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Solution

The fourth proportional to 12,309,276.47, 16,987,192.23 and 6,727,400.56 is: 9,284,026.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,309,276.47 : 16,987,192.23 = 6,727,400.56 : x
  2. Step 2: Convert to fraction form
    12,309,276.47/16,987,192.23 = 6,727,400.56/x
  3. Step 3: Cross multiply
    12,309,276.47x = 16,987,192.23 × 6,727,400.56
  4. Step 4: Simplify right side
    12,309,276.47x = 114,279,646,520,929.64
  5. Step 5: Solve for x
    x = 114,279,646,520,929.64/12,309,276.47
  6. Step 6: Final answer
    x = 9,284,026.30

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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.