Home / 10,851,880.90-16,277,821.35-3,280,015.30

Finding the Fourth Proportional to 10,851,880.90, 16,277,821.35 and 3,280,015.30

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Solution

The fourth proportional to 10,851,880.90, 16,277,821.35 and 3,280,015.30 is: 4,920,022.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851,880.90 : 16,277,821.35 = 3,280,015.30 : x
  2. Step 2: Convert to fraction form
    10,851,880.90/16,277,821.35 = 3,280,015.30/x
  3. Step 3: Cross multiply
    10,851,880.90x = 16,277,821.35 × 3,280,015.30
  4. Step 4: Simplify right side
    10,851,880.90x = 53,391,503,078,666.65
  5. Step 5: Solve for x
    x = 53,391,503,078,666.65/10,851,880.90
  6. Step 6: Final answer
    x = 4,920,022.95

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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.