Home / 11,127,933.70-16,691,900.55-8,258,152.30

Finding the Fourth Proportional to 11,127,933.70, 16,691,900.55 and 8,258,152.30

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Solution

The fourth proportional to 11,127,933.70, 16,691,900.55 and 8,258,152.30 is: 12,387,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,127,933.70 : 16,691,900.55 = 8,258,152.30 : x
  2. Step 2: Convert to fraction form
    11,127,933.70/16,691,900.55 = 8,258,152.30/x
  3. Step 3: Cross multiply
    11,127,933.70x = 16,691,900.55 × 8,258,152.30
  4. Step 4: Simplify right side
    11,127,933.70x = 137,844,256,918,353.77
  5. Step 5: Solve for x
    x = 137,844,256,918,353.77/11,127,933.70
  6. Step 6: Final answer
    x = 12,387,228.45

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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.