Home / 12,163,822.20-16,696,659.96-10,756,327.32

Finding the Fourth Proportional to 12,163,822.20, 16,696,659.96 and 10,756,327.32

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Solution

The fourth proportional to 12,163,822.20, 16,696,659.96 and 10,756,327.32 is: 14,764,663.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,163,822.20 : 16,696,659.96 = 10,756,327.32 : x
  2. Step 2: Convert to fraction form
    12,163,822.20/16,696,659.96 = 10,756,327.32/x
  3. Step 3: Cross multiply
    12,163,822.20x = 16,696,659.96 × 10,756,327.32
  4. Step 4: Simplify right side
    12,163,822.20x = 179,594,739,680,498.12
  5. Step 5: Solve for x
    x = 179,594,739,680,498.12/12,163,822.20
  6. Step 6: Final answer
    x = 14,764,663.34

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.