Home / 36,289,311.60-54,433,967.40-20,983,810.80

Finding the Fourth Proportional to 36,289,311.60, 54,433,967.40 and 20,983,810.80

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Solution

The fourth proportional to 36,289,311.60, 54,433,967.40 and 20,983,810.80 is: 31,475,716.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,289,311.60 : 54,433,967.40 = 20,983,810.80 : x
  2. Step 2: Convert to fraction form
    36,289,311.60/54,433,967.40 = 20,983,810.80/x
  3. Step 3: Cross multiply
    36,289,311.60x = 54,433,967.40 × 20,983,810.80
  4. Step 4: Simplify right side
    36,289,311.60x = 1,142,232,073,014,968
  5. Step 5: Solve for x
    x = 1,142,232,073,014,968/36,289,311.60
  6. Step 6: Final answer
    x = 31,475,716.20

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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.