Home / 11,965,607.76-16,511,964.84-6,808,486.80

Finding the Fourth Proportional to 11,965,607.76, 16,511,964.84 and 6,808,486.80

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Solution

The fourth proportional to 11,965,607.76, 16,511,964.84 and 6,808,486.80 is: 9,395,385.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965,607.76 : 16,511,964.84 = 6,808,486.80 : x
  2. Step 2: Convert to fraction form
    11,965,607.76/16,511,964.84 = 6,808,486.80/x
  3. Step 3: Cross multiply
    11,965,607.76x = 16,511,964.84 × 6,808,486.80
  4. Step 4: Simplify right side
    11,965,607.76x = 112,421,494,655,204.11
  5. Step 5: Solve for x
    x = 112,421,494,655,204.11/11,965,607.76
  6. Step 6: Final answer
    x = 9,395,385.25

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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.