Home / 6,378,332.12-8,803,108.05-3,801,507.56

Finding the Fourth Proportional to 6,378,332.12, 8,803,108.05 and 3,801,507.56

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Solution

The fourth proportional to 6,378,332.12, 8,803,108.05 and 3,801,507.56 is: 5,246,682.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,332.12 : 8,803,108.05 = 3,801,507.56 : x
  2. Step 2: Convert to fraction form
    6,378,332.12/8,803,108.05 = 3,801,507.56/x
  3. Step 3: Cross multiply
    6,378,332.12x = 8,803,108.05 × 3,801,507.56
  4. Step 4: Simplify right side
    6,378,332.12x = 33,465,081,759,556.32
  5. Step 5: Solve for x
    x = 33,465,081,759,556.32/6,378,332.12
  6. Step 6: Final answer
    x = 5,246,682.23

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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.