Home / 56,463,769.07-77,876,070.98-40,841,396.57

Finding the Fourth Proportional to 56,463,769.07, 77,876,070.98 and 40,841,396.57

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Solution

The fourth proportional to 56,463,769.07, 77,876,070.98 and 40,841,396.57 is: 56,329,351.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,463,769.07 : 77,876,070.98 = 40,841,396.57 : x
  2. Step 2: Convert to fraction form
    56,463,769.07/77,876,070.98 = 40,841,396.57/x
  3. Step 3: Cross multiply
    56,463,769.07x = 77,876,070.98 × 40,841,396.57
  4. Step 4: Simplify right side
    56,463,769.07x = 3,180,567,498,198,131.50
  5. Step 5: Solve for x
    x = 3,180,567,498,198,131.50/56,463,769.07
  6. Step 6: Final answer
    x = 56,329,351.56

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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.