Home / 67,072,891.03-92,546,907.35-39,190,208.45

Finding the Fourth Proportional to 67,072,891.03, 92,546,907.35 and 39,190,208.45

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Solution

The fourth proportional to 67,072,891.03, 92,546,907.35 and 39,190,208.45 is: 54,074,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,072,891.03 : 92,546,907.35 = 39,190,208.45 : x
  2. Step 2: Convert to fraction form
    67,072,891.03/92,546,907.35 = 39,190,208.45/x
  3. Step 3: Cross multiply
    67,072,891.03x = 92,546,907.35 × 39,190,208.45
  4. Step 4: Simplify right side
    67,072,891.03x = 3,626,932,589,790,651.50
  5. Step 5: Solve for x
    x = 3,626,932,589,790,651.50/67,072,891.03
  6. Step 6: Final answer
    x = 54,074,493.20

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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.