Home / 5,356,742.91-7,392,358.53-2,909,401.83

Finding the Fourth Proportional to 5,356,742.91, 7,392,358.53 and 2,909,401.83

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Solution

The fourth proportional to 5,356,742.91, 7,392,358.53 and 2,909,401.83 is: 4,015,003.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356,742.91 : 7,392,358.53 = 2,909,401.83 : x
  2. Step 2: Convert to fraction form
    5,356,742.91/7,392,358.53 = 2,909,401.83/x
  3. Step 3: Cross multiply
    5,356,742.91x = 7,392,358.53 × 2,909,401.83
  4. Step 4: Simplify right side
    5,356,742.91x = 21,507,341,435,198.11
  5. Step 5: Solve for x
    x = 21,507,341,435,198.11/5,356,742.91
  6. Step 6: Final answer
    x = 4,015,003.48

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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.