Home / 17,383,918.20-26,065,509.30-10,657,159.80

Finding the Fourth Proportional to 17,383,918.20, 26,065,509.30 and 10,657,159.80

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Solution

The fourth proportional to 17,383,918.20, 26,065,509.30 and 10,657,159.80 is: 15,979,383.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,383,918.20 : 26,065,509.30 = 10,657,159.80 : x
  2. Step 2: Convert to fraction form
    17,383,918.20/26,065,509.30 = 10,657,159.80/x
  3. Step 3: Cross multiply
    17,383,918.20x = 26,065,509.30 × 10,657,159.80
  4. Step 4: Simplify right side
    17,383,918.20x = 277,784,297,878,486.16
  5. Step 5: Solve for x
    x = 277,784,297,878,486.16/17,383,918.20
  6. Step 6: Final answer
    x = 15,979,383.63

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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.