Home / 40,469,663.40-60,704,495.10-28,352,808.60

Finding the Fourth Proportional to 40,469,663.40, 60,704,495.10 and 28,352,808.60

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Solution

The fourth proportional to 40,469,663.40, 60,704,495.10 and 28,352,808.60 is: 42,529,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,469,663.40 : 60,704,495.10 = 28,352,808.60 : x
  2. Step 2: Convert to fraction form
    40,469,663.40/60,704,495.10 = 28,352,808.60/x
  3. Step 3: Cross multiply
    40,469,663.40x = 60,704,495.10 × 28,352,808.60
  4. Step 4: Simplify right side
    40,469,663.40x = 1,721,142,930,729,938
  5. Step 5: Solve for x
    x = 1,721,142,930,729,938/40,469,663.40
  6. Step 6: Final answer
    x = 42,529,212.90

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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.