Home / 42,728,594.67-58,965,380.87-23,149,969.65

Finding the Fourth Proportional to 42,728,594.67, 58,965,380.87 and 23,149,969.65

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Solution

The fourth proportional to 42,728,594.67, 58,965,380.87 and 23,149,969.65 is: 31,946,914.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,728,594.67 : 58,965,380.87 = 23,149,969.65 : x
  2. Step 2: Convert to fraction form
    42,728,594.67/58,965,380.87 = 23,149,969.65/x
  3. Step 3: Cross multiply
    42,728,594.67x = 58,965,380.87 × 23,149,969.65
  4. Step 4: Simplify right side
    42,728,594.67x = 1,365,046,777,425,440.75
  5. Step 5: Solve for x
    x = 1,365,046,777,425,440.75/42,728,594.67
  6. Step 6: Final answer
    x = 31,946,914.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.