Home / 36,490,396.39-50,356,766.63-19,970,511.28

Finding the Fourth Proportional to 36,490,396.39, 50,356,766.63 and 19,970,511.28

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Solution

The fourth proportional to 36,490,396.39, 50,356,766.63 and 19,970,511.28 is: 27,559,316.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,490,396.39 : 50,356,766.63 = 19,970,511.28 : x
  2. Step 2: Convert to fraction form
    36,490,396.39/50,356,766.63 = 19,970,511.28/x
  3. Step 3: Cross multiply
    36,490,396.39x = 50,356,766.63 × 19,970,511.28
  4. Step 4: Simplify right side
    36,490,396.39x = 1,005,650,375,657,106.12
  5. Step 5: Solve for x
    x = 1,005,650,375,657,106.12/36,490,396.39
  6. Step 6: Final answer
    x = 27,559,316.29

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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.