Home / 30,504,228.12-45,711,490.14-18,027,591.90

Finding the Fourth Proportional to 30,504,228.12, 45,711,490.14 and 18,027,591.90

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Solution

The fourth proportional to 30,504,228.12, 45,711,490.14 and 18,027,591.90 is: 27,014,880.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,504,228.12 : 45,711,490.14 = 18,027,591.90 : x
  2. Step 2: Convert to fraction form
    30,504,228.12/45,711,490.14 = 18,027,591.90/x
  3. Step 3: Cross multiply
    30,504,228.12x = 45,711,490.14 × 18,027,591.90
  4. Step 4: Simplify right side
    30,504,228.12x = 824,068,089,384,793.75
  5. Step 5: Solve for x
    x = 824,068,089,384,793.75/30,504,228.12
  6. Step 6: Final answer
    x = 27,014,880.89

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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.