Home / 12,313,991.84-16,991,836.60-6,806,622.88

Finding the Fourth Proportional to 12,313,991.84, 16,991,836.60 and 6,806,622.88

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Solution

The fourth proportional to 12,313,991.84, 16,991,836.60 and 6,806,622.88 is: 9,392,325.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,313,991.84 : 16,991,836.60 = 6,806,622.88 : x
  2. Step 2: Convert to fraction form
    12,313,991.84/16,991,836.60 = 6,806,622.88/x
  3. Step 3: Cross multiply
    12,313,991.84x = 16,991,836.60 × 6,806,622.88
  4. Step 4: Simplify right side
    12,313,991.84x = 115,657,023,774,781.42
  5. Step 5: Solve for x
    x = 115,657,023,774,781.42/12,313,991.84
  6. Step 6: Final answer
    x = 9,392,325.84

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.