Home / 10,769,319.60-16,153,979.40-3,945,879.60

Finding the Fourth Proportional to 10,769,319.60, 16,153,979.40 and 3,945,879.60

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Solution

The fourth proportional to 10,769,319.60, 16,153,979.40 and 3,945,879.60 is: 5,918,819.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769,319.60 : 16,153,979.40 = 3,945,879.60 : x
  2. Step 2: Convert to fraction form
    10,769,319.60/16,153,979.40 = 3,945,879.60/x
  3. Step 3: Cross multiply
    10,769,319.60x = 16,153,979.40 × 3,945,879.60
  4. Step 4: Simplify right side
    10,769,319.60x = 63,741,657,773,280.24
  5. Step 5: Solve for x
    x = 63,741,657,773,280.24/10,769,319.60
  6. Step 6: Final answer
    x = 5,918,819.40

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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.