Home / 18,441,094.20-27,661,641.30-17,909,653.20

Finding the Fourth Proportional to 18,441,094.20, 27,661,641.30 and 17,909,653.20

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Solution

The fourth proportional to 18,441,094.20, 27,661,641.30 and 17,909,653.20 is: 26,864,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,441,094.20 : 27,661,641.30 = 17,909,653.20 : x
  2. Step 2: Convert to fraction form
    18,441,094.20/27,661,641.30 = 17,909,653.20/x
  3. Step 3: Cross multiply
    18,441,094.20x = 27,661,641.30 × 17,909,653.20
  4. Step 4: Simplify right side
    18,441,094.20x = 495,410,402,625,797.12
  5. Step 5: Solve for x
    x = 495,410,402,625,797.12/18,441,094.20
  6. Step 6: Final answer
    x = 26,864,479.80

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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.