Home / 11,104,012.60-16,656,018.90-8,581,478.20

Finding the Fourth Proportional to 11,104,012.60, 16,656,018.90 and 8,581,478.20

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Solution

The fourth proportional to 11,104,012.60, 16,656,018.90 and 8,581,478.20 is: 12,872,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,104,012.60 : 16,656,018.90 = 8,581,478.20 : x
  2. Step 2: Convert to fraction form
    11,104,012.60/16,656,018.90 = 8,581,478.20/x
  3. Step 3: Cross multiply
    11,104,012.60x = 16,656,018.90 × 8,581,478.20
  4. Step 4: Simplify right side
    11,104,012.60x = 142,933,263,089,137.97
  5. Step 5: Solve for x
    x = 142,933,263,089,137.97/11,104,012.60
  6. Step 6: Final answer
    x = 12,872,217.30

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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.