Home / 21,817,119.66-30,107,857.04-12,027,914.17

Finding the Fourth Proportional to 21,817,119.66, 30,107,857.04 and 12,027,914.17

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Solution

The fourth proportional to 21,817,119.66, 30,107,857.04 and 12,027,914.17 is: 16,598,649.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,817,119.66 : 30,107,857.04 = 12,027,914.17 : x
  2. Step 2: Convert to fraction form
    21,817,119.66/30,107,857.04 = 12,027,914.17/x
  3. Step 3: Cross multiply
    21,817,119.66x = 30,107,857.04 × 12,027,914.17
  4. Step 4: Simplify right side
    21,817,119.66x = 362,134,720,229,445.75
  5. Step 5: Solve for x
    x = 362,134,720,229,445.75/21,817,119.66
  6. Step 6: Final answer
    x = 16,598,649.41

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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.