Home / 7,244,742.87-10,867,003.61-1,853,347.77

Finding the Fourth Proportional to 7,244,742.87, 10,867,003.61 and 1,853,347.77

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Solution

The fourth proportional to 7,244,742.87, 10,867,003.61 and 1,853,347.77 is: 2,779,993.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,244,742.87 : 10,867,003.61 = 1,853,347.77 : x
  2. Step 2: Convert to fraction form
    7,244,742.87/10,867,003.61 = 1,853,347.77/x
  3. Step 3: Cross multiply
    7,244,742.87x = 10,867,003.61 × 1,853,347.77
  4. Step 4: Simplify right side
    7,244,742.87x = 20,140,336,897,908.71
  5. Step 5: Solve for x
    x = 20,140,336,897,908.71/7,244,742.87
  6. Step 6: Final answer
    x = 2,779,993.34

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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.