Home / 12,253,143.52-16,909,199.14-6,746,405.92

Finding the Fourth Proportional to 12,253,143.52, 16,909,199.14 and 6,746,405.92

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Solution

The fourth proportional to 12,253,143.52, 16,909,199.14 and 6,746,405.92 is: 9,309,963.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,253,143.52 : 16,909,199.14 = 6,746,405.92 : x
  2. Step 2: Convert to fraction form
    12,253,143.52/16,909,199.14 = 6,746,405.92/x
  3. Step 3: Cross multiply
    12,253,143.52x = 16,909,199.14 × 6,746,405.92
  4. Step 4: Simplify right side
    12,253,143.52x = 114,076,321,180,554.91
  5. Step 5: Solve for x
    x = 114,076,321,180,554.91/12,253,143.52
  6. Step 6: Final answer
    x = 9,309,963.68

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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.