Home / 17,918,563.20-26,877,844.80-17,619,964.80

Finding the Fourth Proportional to 17,918,563.20, 26,877,844.80 and 17,619,964.80

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Solution

The fourth proportional to 17,918,563.20, 26,877,844.80 and 17,619,964.80 is: 26,429,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,918,563.20 : 26,877,844.80 = 17,619,964.80 : x
  2. Step 2: Convert to fraction form
    17,918,563.20/26,877,844.80 = 17,619,964.80/x
  3. Step 3: Cross multiply
    17,918,563.20x = 26,877,844.80 × 17,619,964.80
  4. Step 4: Simplify right side
    17,918,563.20x = 473,586,679,275,863.06
  5. Step 5: Solve for x
    x = 473,586,679,275,863.06/17,918,563.20
  6. Step 6: Final answer
    x = 26,429,947.20

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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.