Home / 5,291,063.28-7,303,221.24-3,455,802.12

Finding the Fourth Proportional to 5,291,063.28, 7,303,221.24 and 3,455,802.12

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Solution

The fourth proportional to 5,291,063.28, 7,303,221.24 and 3,455,802.12 is: 4,770,021.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291,063.28 : 7,303,221.24 = 3,455,802.12 : x
  2. Step 2: Convert to fraction form
    5,291,063.28/7,303,221.24 = 3,455,802.12/x
  3. Step 3: Cross multiply
    5,291,063.28x = 7,303,221.24 × 3,455,802.12
  4. Step 4: Simplify right side
    5,291,063.28x = 25,238,487,444,021.03
  5. Step 5: Solve for x
    x = 25,238,487,444,021.03/5,291,063.28
  6. Step 6: Final answer
    x = 4,770,021.85

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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.