Home / 28,059,793.20-42,080,941.80-11,025,687.60

Finding the Fourth Proportional to 28,059,793.20, 42,080,941.80 and 11,025,687.60

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Solution

The fourth proportional to 28,059,793.20, 42,080,941.80 and 11,025,687.60 is: 16,535,094.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,059,793.20 : 42,080,941.80 = 11,025,687.60 : x
  2. Step 2: Convert to fraction form
    28,059,793.20/42,080,941.80 = 11,025,687.60/x
  3. Step 3: Cross multiply
    28,059,793.20x = 42,080,941.80 × 11,025,687.60
  4. Step 4: Simplify right side
    28,059,793.20x = 463,971,318,200,581.62
  5. Step 5: Solve for x
    x = 463,971,318,200,581.62/28,059,793.20
  6. Step 6: Final answer
    x = 16,535,094.00

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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.