Home / 4,111,773.75-5,676,821.15-2,642,278.23

Finding the Fourth Proportional to 4,111,773.75, 5,676,821.15 and 2,642,278.23

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Solution

The fourth proportional to 4,111,773.75, 5,676,821.15 and 2,642,278.23 is: 3,647,997.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111,773.75 : 5,676,821.15 = 2,642,278.23 : x
  2. Step 2: Convert to fraction form
    4,111,773.75/5,676,821.15 = 2,642,278.23/x
  3. Step 3: Cross multiply
    4,111,773.75x = 5,676,821.15 × 2,642,278.23
  4. Step 4: Simplify right side
    4,111,773.75x = 14,999,740,927,037.17
  5. Step 5: Solve for x
    x = 14,999,740,927,037.17/4,111,773.75
  6. Step 6: Final answer
    x = 3,647,997.64

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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.