Home / 16,783,916.40-25,175,874.60-5,432,511.60

Finding the Fourth Proportional to 16,783,916.40, 25,175,874.60 and 5,432,511.60

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Solution

The fourth proportional to 16,783,916.40, 25,175,874.60 and 5,432,511.60 is: 8,148,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,783,916.40 : 25,175,874.60 = 5,432,511.60 : x
  2. Step 2: Convert to fraction form
    16,783,916.40/25,175,874.60 = 5,432,511.60/x
  3. Step 3: Cross multiply
    16,783,916.40x = 25,175,874.60 × 5,432,511.60
  4. Step 4: Simplify right side
    16,783,916.40x = 136,768,230,804,645.36
  5. Step 5: Solve for x
    x = 136,768,230,804,645.36/16,783,916.40
  6. Step 6: Final answer
    x = 8,148,767.40

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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.