Home / 27,672,809.40-41,509,214.10-17,619,996.60

Finding the Fourth Proportional to 27,672,809.40, 41,509,214.10 and 17,619,996.60

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Solution

The fourth proportional to 27,672,809.40, 41,509,214.10 and 17,619,996.60 is: 26,429,994.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,672,809.40 : 41,509,214.10 = 17,619,996.60 : x
  2. Step 2: Convert to fraction form
    27,672,809.40/41,509,214.10 = 17,619,996.60/x
  3. Step 3: Cross multiply
    27,672,809.40x = 41,509,214.10 × 17,619,996.60
  4. Step 4: Simplify right side
    27,672,809.40x = 731,392,211,310,672.12
  5. Step 5: Solve for x
    x = 731,392,211,310,672.12/27,672,809.40
  6. Step 6: Final answer
    x = 26,429,994.90

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1.5x scale

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.