Home / 11,909,523.60-17,864,285.40-10,811,212.20

Finding the Fourth Proportional to 11,909,523.60, 17,864,285.40 and 10,811,212.20

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Solution

The fourth proportional to 11,909,523.60, 17,864,285.40 and 10,811,212.20 is: 16,216,818.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,909,523.60 : 17,864,285.40 = 10,811,212.20 : x
  2. Step 2: Convert to fraction form
    11,909,523.60/17,864,285.40 = 10,811,212.20/x
  3. Step 3: Cross multiply
    11,909,523.60x = 17,864,285.40 × 10,811,212.20
  4. Step 4: Simplify right side
    11,909,523.60x = 193,134,580,260,761.84
  5. Step 5: Solve for x
    x = 193,134,580,260,761.84/11,909,523.60
  6. Step 6: Final answer
    x = 16,216,818.30

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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.