Home / 17,919,628.80-26,889,940.80-6,561,225.60

Finding the Fourth Proportional to 17,919,628.80, 26,889,940.80 and 6,561,225.60

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Solution

The fourth proportional to 17,919,628.80, 26,889,940.80 and 6,561,225.60 is: 9,845,682.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,919,628.80 : 26,889,940.80 = 6,561,225.60 : x
  2. Step 2: Convert to fraction form
    17,919,628.80/26,889,940.80 = 6,561,225.60/x
  3. Step 3: Cross multiply
    17,919,628.80x = 26,889,940.80 × 6,561,225.60
  4. Step 4: Simplify right side
    17,919,628.80x = 176,430,967,959,444.47
  5. Step 5: Solve for x
    x = 176,430,967,959,444.47/17,919,628.80
  6. Step 6: Final answer
    x = 9,845,682.07

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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.