Home / 11,109,738.60-16,664,607.90-3,921,215.40

Finding the Fourth Proportional to 11,109,738.60, 16,664,607.90 and 3,921,215.40

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Solution

The fourth proportional to 11,109,738.60, 16,664,607.90 and 3,921,215.40 is: 5,881,823.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,109,738.60 : 16,664,607.90 = 3,921,215.40 : x
  2. Step 2: Convert to fraction form
    11,109,738.60/16,664,607.90 = 3,921,215.40/x
  3. Step 3: Cross multiply
    11,109,738.60x = 16,664,607.90 × 3,921,215.40
  4. Step 4: Simplify right side
    11,109,738.60x = 65,345,517,132,441.66
  5. Step 5: Solve for x
    x = 65,345,517,132,441.66/11,109,738.60
  6. Step 6: Final answer
    x = 5,881,823.10

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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.