Home / 11,706,840.36-16,155,872.16-6,408,906.60

Finding the Fourth Proportional to 11,706,840.36, 16,155,872.16 and 6,408,906.60

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Solution

The fourth proportional to 11,706,840.36, 16,155,872.16 and 6,408,906.60 is: 8,844,527.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,706,840.36 : 16,155,872.16 = 6,408,906.60 : x
  2. Step 2: Convert to fraction form
    11,706,840.36/16,155,872.16 = 6,408,906.60/x
  3. Step 3: Cross multiply
    11,706,840.36x = 16,155,872.16 × 6,408,906.60
  4. Step 4: Simplify right side
    11,706,840.36x = 103,541,475,714,980.25
  5. Step 5: Solve for x
    x = 103,541,475,714,980.25/11,706,840.36
  6. Step 6: Final answer
    x = 8,844,527.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.