Home / 19,559,247.78-26,994,568.85-11,719,069.66

Finding the Fourth Proportional to 19,559,247.78, 26,994,568.85 and 11,719,069.66

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Solution

The fourth proportional to 19,559,247.78, 26,994,568.85 and 11,719,069.66 is: 16,173,997.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,559,247.78 : 26,994,568.85 = 11,719,069.66 : x
  2. Step 2: Convert to fraction form
    19,559,247.78/26,994,568.85 = 11,719,069.66/x
  3. Step 3: Cross multiply
    19,559,247.78x = 26,994,568.85 × 11,719,069.66
  4. Step 4: Simplify right side
    19,559,247.78x = 316,351,232,794,816.12
  5. Step 5: Solve for x
    x = 316,351,232,794,816.12/19,559,247.78
  6. Step 6: Final answer
    x = 16,173,997.91

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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.