Home / 52,880,542.80-79,320,814.20-28,610,091.60

Finding the Fourth Proportional to 52,880,542.80, 79,320,814.20 and 28,610,091.60

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Solution

The fourth proportional to 52,880,542.80, 79,320,814.20 and 28,610,091.60 is: 42,915,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,880,542.80 : 79,320,814.20 = 28,610,091.60 : x
  2. Step 2: Convert to fraction form
    52,880,542.80/79,320,814.20 = 28,610,091.60/x
  3. Step 3: Cross multiply
    52,880,542.80x = 79,320,814.20 × 28,610,091.60
  4. Step 4: Simplify right side
    52,880,542.80x = 2,269,375,760,048,581
  5. Step 5: Solve for x
    x = 2,269,375,760,048,581/52,880,542.80
  6. Step 6: Final answer
    x = 42,915,137.40

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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.