Home / 7,244,751.87-10,867,017.11-1,853,356.77

Finding the Fourth Proportional to 7,244,751.87, 10,867,017.11 and 1,853,356.77

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Solution

The fourth proportional to 7,244,751.87, 10,867,017.11 and 1,853,356.77 is: 2,780,006.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,751.87 : 10,867,017.11 = 1,853,356.77 : x
  2. Step 2: Convert to fraction form
    7,244,751.87/10,867,017.11 = 1,853,356.77/x
  3. Step 3: Cross multiply
    7,244,751.87x = 10,867,017.11 × 1,853,356.77
  4. Step 4: Simplify right side
    7,244,751.87x = 20,140,459,721,257.55
  5. Step 5: Solve for x
    x = 20,140,459,721,257.55/7,244,751.87
  6. Step 6: Final answer
    x = 2,780,006.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.