Home / 10,305,331.60-15,444,778.20-5,756,371.60

Finding the Fourth Proportional to 10,305,331.60, 15,444,778.20 and 5,756,371.60

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Solution

The fourth proportional to 10,305,331.60, 15,444,778.20 and 5,756,371.60 is: 8,627,173.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305,331.60 : 15,444,778.20 = 5,756,371.60 : x
  2. Step 2: Convert to fraction form
    10,305,331.60/15,444,778.20 = 5,756,371.60/x
  3. Step 3: Cross multiply
    10,305,331.60x = 15,444,778.20 × 5,756,371.60
  4. Step 4: Simplify right side
    10,305,331.60x = 88,905,882,598,779.11
  5. Step 5: Solve for x
    x = 88,905,882,598,779.11/10,305,331.60
  6. Step 6: Final answer
    x = 8,627,173.39

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1.5x scale

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.