Home / 17,191,271.76-25,784,939.88-6,408,927.60

Finding the Fourth Proportional to 17,191,271.76, 25,784,939.88 and 6,408,927.60

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Solution

The fourth proportional to 17,191,271.76, 25,784,939.88 and 6,408,927.60 is: 9,612,657.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,191,271.76 : 25,784,939.88 = 6,408,927.60 : x
  2. Step 2: Convert to fraction form
    17,191,271.76/25,784,939.88 = 6,408,927.60/x
  3. Step 3: Cross multiply
    17,191,271.76x = 25,784,939.88 × 6,408,927.60
  4. Step 4: Simplify right side
    17,191,271.76x = 165,253,812,861,272.66
  5. Step 5: Solve for x
    x = 165,253,812,861,272.66/17,191,271.76
  6. Step 6: Final answer
    x = 9,612,657.82

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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.