Home / 10,694,509.60-16,041,764.40-8,305,722.40

Finding the Fourth Proportional to 10,694,509.60, 16,041,764.40 and 8,305,722.40

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Solution

The fourth proportional to 10,694,509.60, 16,041,764.40 and 8,305,722.40 is: 12,458,583.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,694,509.60 : 16,041,764.40 = 8,305,722.40 : x
  2. Step 2: Convert to fraction form
    10,694,509.60/16,041,764.40 = 8,305,722.40/x
  3. Step 3: Cross multiply
    10,694,509.60x = 16,041,764.40 × 8,305,722.40
  4. Step 4: Simplify right side
    10,694,509.60x = 133,238,441,912,602.56
  5. Step 5: Solve for x
    x = 133,238,441,912,602.56/10,694,509.60
  6. Step 6: Final answer
    x = 12,458,583.60

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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.