Home / 15,055,451.83-20,775,846.36-8,528,948.11

Finding the Fourth Proportional to 15,055,451.83, 20,775,846.36 and 8,528,948.11

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Solution

The fourth proportional to 15,055,451.83, 20,775,846.36 and 8,528,948.11 is: 11,769,564.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,055,451.83 : 20,775,846.36 = 8,528,948.11 : x
  2. Step 2: Convert to fraction form
    15,055,451.83/20,775,846.36 = 8,528,948.11/x
  3. Step 3: Cross multiply
    15,055,451.83x = 20,775,846.36 × 8,528,948.11
  4. Step 4: Simplify right side
    15,055,451.83x = 177,196,115,545,772.38
  5. Step 5: Solve for x
    x = 177,196,115,545,772.38/15,055,451.83
  6. Step 6: Final answer
    x = 11,769,564.78

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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.