Home / 12,276,296.82-16,940,901.06-6,769,903.86

Finding the Fourth Proportional to 12,276,296.82, 16,940,901.06 and 6,769,903.86

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Solution

The fourth proportional to 12,276,296.82, 16,940,901.06 and 6,769,903.86 is: 9,342,253.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,276,296.82 : 16,940,901.06 = 6,769,903.86 : x
  2. Step 2: Convert to fraction form
    12,276,296.82/16,940,901.06 = 6,769,903.86/x
  3. Step 3: Cross multiply
    12,276,296.82x = 16,940,901.06 × 6,769,903.86
  4. Step 4: Simplify right side
    12,276,296.82x = 114,688,271,477,972.09
  5. Step 5: Solve for x
    x = 114,688,271,477,972.09/12,276,296.82
  6. Step 6: Final answer
    x = 9,342,253.06

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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.