Home / 11,198,215.20-16,784,881.20-6,153,146.40

Finding the Fourth Proportional to 11,198,215.20, 16,784,881.20 and 6,153,146.40

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Solution

The fourth proportional to 11,198,215.20, 16,784,881.20 and 6,153,146.40 is: 9,222,883.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198,215.20 : 16,784,881.20 = 6,153,146.40 : x
  2. Step 2: Convert to fraction form
    11,198,215.20/16,784,881.20 = 6,153,146.40/x
  3. Step 3: Cross multiply
    11,198,215.20x = 16,784,881.20 × 6,153,146.40
  4. Step 4: Simplify right side
    11,198,215.20x = 103,279,831,330,207.69
  5. Step 5: Solve for x
    x = 103,279,831,330,207.69/11,198,215.20
  6. Step 6: Final answer
    x = 9,222,883.24

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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.