Home / 22,078,659.78-33,122,322.36-7,702,196.58

Finding the Fourth Proportional to 22,078,659.78, 33,122,322.36 and 7,702,196.58

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Solution

The fourth proportional to 22,078,659.78, 33,122,322.36 and 7,702,196.58 is: 11,554,806.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,078,659.78 : 33,122,322.36 = 7,702,196.58 : x
  2. Step 2: Convert to fraction form
    22,078,659.78/33,122,322.36 = 7,702,196.58/x
  3. Step 3: Cross multiply
    22,078,659.78x = 33,122,322.36 × 7,702,196.58
  4. Step 4: Simplify right side
    22,078,659.78x = 255,114,638,002,849.53
  5. Step 5: Solve for x
    x = 255,114,638,002,849.53/22,078,659.78
  6. Step 6: Final answer
    x = 11,554,806.34

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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.