Home / 45,302,406.80-67,977,229.80-19,745,999.60

Finding the Fourth Proportional to 45,302,406.80, 67,977,229.80 and 19,745,999.60

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Solution

The fourth proportional to 45,302,406.80, 67,977,229.80 and 19,745,999.60 is: 29,629,294.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,302,406.80 : 67,977,229.80 = 19,745,999.60 : x
  2. Step 2: Convert to fraction form
    45,302,406.80/67,977,229.80 = 19,745,999.60/x
  3. Step 3: Cross multiply
    45,302,406.80x = 67,977,229.80 × 19,745,999.60
  4. Step 4: Simplify right side
    45,302,406.80x = 1,342,278,352,439,908
  5. Step 5: Solve for x
    x = 1,342,278,352,439,908/45,302,406.80
  6. Step 6: Final answer
    x = 29,629,294.50

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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.