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Finding the Fourth Proportional to 11,009,882.60, 15,445,722.10 and 11,009,882.60

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Solution

The fourth proportional to 11,009,882.60, 15,445,722.10 and 11,009,882.60 is: 15,445,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009,882.60 : 15,445,722.10 = 11,009,882.60 : x
  2. Step 2: Convert to fraction form
    11,009,882.60/15,445,722.10 = 11,009,882.60/x
  3. Step 3: Cross multiply
    11,009,882.60x = 15,445,722.10 × 11,009,882.60
  4. Step 4: Simplify right side
    11,009,882.60x = 170,055,586,993,225.44
  5. Step 5: Solve for x
    x = 170,055,586,993,225.44/11,009,882.60
  6. Step 6: Final answer
    x = 15,445,722.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.