Home / 11,028,053.60-16,518,460.80-8,902,289.60

Finding the Fourth Proportional to 11,028,053.60, 16,518,460.80 and 8,902,289.60

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Solution

The fourth proportional to 11,028,053.60, 16,518,460.80 and 8,902,289.60 is: 13,334,367.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028,053.60 : 16,518,460.80 = 8,902,289.60 : x
  2. Step 2: Convert to fraction form
    11,028,053.60/16,518,460.80 = 8,902,289.60/x
  3. Step 3: Cross multiply
    11,028,053.60x = 16,518,460.80 × 8,902,289.60
  4. Step 4: Simplify right side
    11,028,053.60x = 147,052,121,787,847.69
  5. Step 5: Solve for x
    x = 147,052,121,787,847.69/11,028,053.60
  6. Step 6: Final answer
    x = 13,334,367.71

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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.