Home / 5,660,843.16-7,812,090.58-3,213,223.64

Finding the Fourth Proportional to 5,660,843.16, 7,812,090.58 and 3,213,223.64

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Solution

The fourth proportional to 5,660,843.16, 7,812,090.58 and 3,213,223.64 is: 4,434,320.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,660,843.16 : 7,812,090.58 = 3,213,223.64 : x
  2. Step 2: Convert to fraction form
    5,660,843.16/7,812,090.58 = 3,213,223.64/x
  3. Step 3: Cross multiply
    5,660,843.16x = 7,812,090.58 × 3,213,223.64
  4. Step 4: Simplify right side
    5,660,843.16x = 25,101,994,129,477.31
  5. Step 5: Solve for x
    x = 25,101,994,129,477.31/5,660,843.16
  6. Step 6: Final answer
    x = 4,434,320.72

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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.