Home / 17,919,630.80-26,889,943.80-6,561,227.60

Finding the Fourth Proportional to 17,919,630.80, 26,889,943.80 and 6,561,227.60

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Solution

The fourth proportional to 17,919,630.80, 26,889,943.80 and 6,561,227.60 is: 9,845,685.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919,630.80 : 26,889,943.80 = 6,561,227.60 : x
  2. Step 2: Convert to fraction form
    17,919,630.80/26,889,943.80 = 6,561,227.60/x
  3. Step 3: Cross multiply
    17,919,630.80x = 26,889,943.80 × 6,561,227.60
  4. Step 4: Simplify right side
    17,919,630.80x = 176,431,041,423,008.88
  5. Step 5: Solve for x
    x = 176,431,041,423,008.88/17,919,630.80
  6. Step 6: Final answer
    x = 9,845,685.07

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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.