Home / 14,591,321.70-20,136,103.17-7,975,919.16

Finding the Fourth Proportional to 14,591,321.70, 20,136,103.17 and 7,975,919.16

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Solution

The fourth proportional to 14,591,321.70, 20,136,103.17 and 7,975,919.16 is: 11,006,811.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,591,321.70 : 20,136,103.17 = 7,975,919.16 : x
  2. Step 2: Convert to fraction form
    14,591,321.70/20,136,103.17 = 7,975,919.16/x
  3. Step 3: Cross multiply
    14,591,321.70x = 20,136,103.17 × 7,975,919.16
  4. Step 4: Simplify right side
    14,591,321.70x = 160,603,931,081,339.75
  5. Step 5: Solve for x
    x = 160,603,931,081,339.75/14,591,321.70
  6. Step 6: Final answer
    x = 11,006,811.75

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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.