Home / 49,818,770.85-74,723,110.79-13,430,839.52

Finding the Fourth Proportional to 49,818,770.85, 74,723,110.79 and 13,430,839.52

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Solution

The fourth proportional to 49,818,770.85, 74,723,110.79 and 13,430,839.52 is: 20,144,899.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,818,770.85 : 74,723,110.79 = 13,430,839.52 : x
  2. Step 2: Convert to fraction form
    49,818,770.85/74,723,110.79 = 13,430,839.52/x
  3. Step 3: Cross multiply
    49,818,770.85x = 74,723,110.79 × 13,430,839.52
  4. Step 4: Simplify right side
    49,818,770.85x = 1,003,594,109,014,900.62
  5. Step 5: Solve for x
    x = 1,003,594,109,014,900.62/49,818,770.85
  6. Step 6: Final answer
    x = 20,144,899.04

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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.