Home / 10,790,747.10-16,186,120.65-8,271,323.10

Finding the Fourth Proportional to 10,790,747.10, 16,186,120.65 and 8,271,323.10

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Solution

The fourth proportional to 10,790,747.10, 16,186,120.65 and 8,271,323.10 is: 12,406,984.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,790,747.10 : 16,186,120.65 = 8,271,323.10 : x
  2. Step 2: Convert to fraction form
    10,790,747.10/16,186,120.65 = 8,271,323.10/x
  3. Step 3: Cross multiply
    10,790,747.10x = 16,186,120.65 × 8,271,323.10
  4. Step 4: Simplify right side
    10,790,747.10x = 133,880,633,631,732.02
  5. Step 5: Solve for x
    x = 133,880,633,631,732.02/10,790,747.10
  6. Step 6: Final answer
    x = 12,406,984.65

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Double scale
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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.