Home / 17,757,680.40-26,636,520.60-6,398,499.60

Finding the Fourth Proportional to 17,757,680.40, 26,636,520.60 and 6,398,499.60

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Solution

The fourth proportional to 17,757,680.40, 26,636,520.60 and 6,398,499.60 is: 9,597,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,757,680.40 : 26,636,520.60 = 6,398,499.60 : x
  2. Step 2: Convert to fraction form
    17,757,680.40/26,636,520.60 = 6,398,499.60/x
  3. Step 3: Cross multiply
    17,757,680.40x = 26,636,520.60 × 6,398,499.60
  4. Step 4: Simplify right side
    17,757,680.40x = 170,433,766,404,491.75
  5. Step 5: Solve for x
    x = 170,433,766,404,491.75/17,757,680.40
  6. Step 6: Final answer
    x = 9,597,749.40

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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.