Home / 28,072,913.20-42,063,750.60-25,385,527.60

Finding the Fourth Proportional to 28,072,913.20, 42,063,750.60 and 25,385,527.60

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Solution

The fourth proportional to 28,072,913.20, 42,063,750.60 and 25,385,527.60 is: 38,037,039.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,072,913.20 : 42,063,750.60 = 25,385,527.60 : x
  2. Step 2: Convert to fraction form
    28,072,913.20/42,063,750.60 = 25,385,527.60/x
  3. Step 3: Cross multiply
    28,072,913.20x = 42,063,750.60 × 25,385,527.60
  4. Step 4: Simplify right side
    28,072,913.20x = 1,067,810,501,815,816.62
  5. Step 5: Solve for x
    x = 1,067,810,501,815,816.62/28,072,913.20
  6. Step 6: Final answer
    x = 38,037,039.27

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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.