Home / 5,420,311.71-7,480,239.45-2,973,025.89

Finding the Fourth Proportional to 5,420,311.71, 7,480,239.45 and 2,973,025.89

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Solution

The fourth proportional to 5,420,311.71, 7,480,239.45 and 2,973,025.89 is: 4,102,890.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,420,311.71 : 7,480,239.45 = 2,973,025.89 : x
  2. Step 2: Convert to fraction form
    5,420,311.71/7,480,239.45 = 2,973,025.89/x
  3. Step 3: Cross multiply
    5,420,311.71x = 7,480,239.45 × 2,973,025.89
  4. Step 4: Simplify right side
    5,420,311.71x = 22,238,945,548,249.36
  5. Step 5: Solve for x
    x = 22,238,945,548,249.36/5,420,311.71
  6. Step 6: Final answer
    x = 4,102,890.52

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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.