Home / 10,951,888.80-16,428,610.80-3,378,842.40

Finding the Fourth Proportional to 10,951,888.80, 16,428,610.80 and 3,378,842.40

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Solution

The fourth proportional to 10,951,888.80, 16,428,610.80 and 3,378,842.40 is: 5,068,503.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,951,888.80 : 16,428,610.80 = 3,378,842.40 : x
  2. Step 2: Convert to fraction form
    10,951,888.80/16,428,610.80 = 3,378,842.40/x
  3. Step 3: Cross multiply
    10,951,888.80x = 16,428,610.80 × 3,378,842.40
  4. Step 4: Simplify right side
    10,951,888.80x = 55,509,686,744,137.92
  5. Step 5: Solve for x
    x = 55,509,686,744,137.92/10,951,888.80
  6. Step 6: Final answer
    x = 5,068,503.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.