Home / 49,673,542.60-74,510,313.90-42,115,270.60

Finding the Fourth Proportional to 49,673,542.60, 74,510,313.90 and 42,115,270.60

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Solution

The fourth proportional to 49,673,542.60, 74,510,313.90 and 42,115,270.60 is: 63,172,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,673,542.60 : 74,510,313.90 = 42,115,270.60 : x
  2. Step 2: Convert to fraction form
    49,673,542.60/74,510,313.90 = 42,115,270.60/x
  3. Step 3: Cross multiply
    49,673,542.60x = 74,510,313.90 × 42,115,270.60
  4. Step 4: Simplify right side
    49,673,542.60x = 3,138,022,032,389,441.50
  5. Step 5: Solve for x
    x = 3,138,022,032,389,441.50/49,673,542.60
  6. Step 6: Final answer
    x = 63,172,905.90

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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.