Home / 6,480,396.22-9,709,943.64-2,218,239.40

Finding the Fourth Proportional to 6,480,396.22, 9,709,943.64 and 2,218,239.40

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Solution

The fourth proportional to 6,480,396.22, 9,709,943.64 and 2,218,239.40 is: 3,323,713.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,480,396.22 : 9,709,943.64 = 2,218,239.40 : x
  2. Step 2: Convert to fraction form
    6,480,396.22/9,709,943.64 = 2,218,239.40/x
  3. Step 3: Cross multiply
    6,480,396.22x = 9,709,943.64 × 2,218,239.40
  4. Step 4: Simplify right side
    6,480,396.22x = 21,538,979,554,027.42
  5. Step 5: Solve for x
    x = 21,538,979,554,027.42/6,480,396.22
  6. Step 6: Final answer
    x = 3,323,713.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.