Home / 11,007,269.40-16,478,244.90-8,179,915.80

Finding the Fourth Proportional to 11,007,269.40, 16,478,244.90 and 8,179,915.80

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Solution

The fourth proportional to 11,007,269.40, 16,478,244.90 and 8,179,915.80 is: 12,245,603.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007,269.40 : 16,478,244.90 = 8,179,915.80 : x
  2. Step 2: Convert to fraction form
    11,007,269.40/16,478,244.90 = 8,179,915.80/x
  3. Step 3: Cross multiply
    11,007,269.40x = 16,478,244.90 × 8,179,915.80
  4. Step 4: Simplify right side
    11,007,269.40x = 134,790,655,813,779.42
  5. Step 5: Solve for x
    x = 134,790,655,813,779.42/11,007,269.40
  6. Step 6: Final answer
    x = 12,245,603.42

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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.