Home / 15,053,939.22-20,772,936.93-8,526,266.10

Finding the Fourth Proportional to 15,053,939.22, 20,772,936.93 and 8,526,266.10

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Solution

The fourth proportional to 15,053,939.22, 20,772,936.93 and 8,526,266.10 is: 11,765,398.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,053,939.22 : 20,772,936.93 = 8,526,266.10 : x
  2. Step 2: Convert to fraction form
    15,053,939.22/20,772,936.93 = 8,526,266.10/x
  3. Step 3: Cross multiply
    15,053,939.22x = 20,772,936.93 × 8,526,266.10
  4. Step 4: Simplify right side
    15,053,939.22x = 177,115,587,943,697.06
  5. Step 5: Solve for x
    x = 177,115,587,943,697.06/15,053,939.22
  6. Step 6: Final answer
    x = 11,765,398.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.