Home / 25,242,672.70-37,864,009.05-20,938,000.60

Finding the Fourth Proportional to 25,242,672.70, 37,864,009.05 and 20,938,000.60

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Solution

The fourth proportional to 25,242,672.70, 37,864,009.05 and 20,938,000.60 is: 31,407,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,242,672.70 : 37,864,009.05 = 20,938,000.60 : x
  2. Step 2: Convert to fraction form
    25,242,672.70/37,864,009.05 = 20,938,000.60/x
  3. Step 3: Cross multiply
    25,242,672.70x = 37,864,009.05 × 20,938,000.60
  4. Step 4: Simplify right side
    25,242,672.70x = 792,796,644,207,305.38
  5. Step 5: Solve for x
    x = 792,796,644,207,305.38/25,242,672.70
  6. Step 6: Final answer
    x = 31,407,000.90

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.