Home / 6,112,317.28-8,435,047.84-3,821,805.76

Finding the Fourth Proportional to 6,112,317.28, 8,435,047.84 and 3,821,805.76

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Solution

The fourth proportional to 6,112,317.28, 8,435,047.84 and 3,821,805.76 is: 5,274,123.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112,317.28 : 8,435,047.84 = 3,821,805.76 : x
  2. Step 2: Convert to fraction form
    6,112,317.28/8,435,047.84 = 3,821,805.76/x
  3. Step 3: Cross multiply
    6,112,317.28x = 8,435,047.84 × 3,821,805.76
  4. Step 4: Simplify right side
    6,112,317.28x = 32,237,114,420,787.55
  5. Step 5: Solve for x
    x = 32,237,114,420,787.55/6,112,317.28
  6. Step 6: Final answer
    x = 5,274,123.21

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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.