Home / 18,283,892.12-27,453,194.61-15,829,498.57

Finding the Fourth Proportional to 18,283,892.12, 27,453,194.61 and 15,829,498.57

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Solution

The fourth proportional to 18,283,892.12, 27,453,194.61 and 15,829,498.57 is: 23,767,932.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,283,892.12 : 27,453,194.61 = 15,829,498.57 : x
  2. Step 2: Convert to fraction form
    18,283,892.12/27,453,194.61 = 15,829,498.57/x
  3. Step 3: Cross multiply
    18,283,892.12x = 27,453,194.61 × 15,829,498.57
  4. Step 4: Simplify right side
    18,283,892.12x = 434,570,304,701,744.50
  5. Step 5: Solve for x
    x = 434,570,304,701,744.50/18,283,892.12
  6. Step 6: Final answer
    x = 23,767,932.00

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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.