Home / 53,431,513.85-73,735,630.85-28,985,227.85

Finding the Fourth Proportional to 53,431,513.85, 73,735,630.85 and 28,985,227.85

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Solution

The fourth proportional to 53,431,513.85, 73,735,630.85 and 28,985,227.85 is: 39,999,691.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,431,513.85 : 73,735,630.85 = 28,985,227.85 : x
  2. Step 2: Convert to fraction form
    53,431,513.85/73,735,630.85 = 28,985,227.85/x
  3. Step 3: Cross multiply
    53,431,513.85x = 73,735,630.85 × 28,985,227.85
  4. Step 4: Simplify right side
    53,431,513.85x = 2,137,244,060,705,813
  5. Step 5: Solve for x
    x = 2,137,244,060,705,813/53,431,513.85
  6. Step 6: Final answer
    x = 39,999,691.32

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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.