Home / 12,276,359.64-16,940,988.18-6,769,966.68

Finding the Fourth Proportional to 12,276,359.64, 16,940,988.18 and 6,769,966.68

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Solution

The fourth proportional to 12,276,359.64, 16,940,988.18 and 6,769,966.68 is: 9,342,339.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,276,359.64 : 16,940,988.18 = 6,769,966.68 : x
  2. Step 2: Convert to fraction form
    12,276,359.64/16,940,988.18 = 6,769,966.68/x
  3. Step 3: Cross multiply
    12,276,359.64x = 16,940,988.18 × 6,769,966.68
  4. Step 4: Simplify right side
    12,276,359.64x = 114,689,925,504,873.83
  5. Step 5: Solve for x
    x = 114,689,925,504,873.83/12,276,359.64
  6. Step 6: Final answer
    x = 9,342,339.98

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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.