Home / 13,876,845.18-20,803,295.16-6,678,475.62

Finding the Fourth Proportional to 13,876,845.18, 20,803,295.16 and 6,678,475.62

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Solution

The fourth proportional to 13,876,845.18, 20,803,295.16 and 6,678,475.62 is: 10,011,951.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,876,845.18 : 20,803,295.16 = 6,678,475.62 : x
  2. Step 2: Convert to fraction form
    13,876,845.18/20,803,295.16 = 6,678,475.62/x
  3. Step 3: Cross multiply
    13,876,845.18x = 20,803,295.16 × 6,678,475.62
  4. Step 4: Simplify right side
    13,876,845.18x = 138,934,299,541,724
  5. Step 5: Solve for x
    x = 138,934,299,541,724/13,876,845.18
  6. Step 6: Final answer
    x = 10,011,951.40

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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.