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Finding the Fourth Proportional to 10,996,848.54, 16,489,876.17 and 4,518,750.30

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Solution

The fourth proportional to 10,996,848.54, 16,489,876.17 and 4,518,750.30 is: 6,775,907.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,996,848.54 : 16,489,876.17 = 4,518,750.30 : x
  2. Step 2: Convert to fraction form
    10,996,848.54/16,489,876.17 = 4,518,750.30/x
  3. Step 3: Cross multiply
    10,996,848.54x = 16,489,876.17 × 4,518,750.30
  4. Step 4: Simplify right side
    10,996,848.54x = 74,513,632,890,150.34
  5. Step 5: Solve for x
    x = 74,513,632,890,150.34/10,996,848.54
  6. Step 6: Final answer
    x = 6,775,907.90

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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.