Home / 6,421,996.54-9,635,136.20-4,271,499.62

Finding the Fourth Proportional to 6,421,996.54, 9,635,136.20 and 4,271,499.62

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Solution

The fourth proportional to 6,421,996.54, 9,635,136.20 and 4,271,499.62 is: 6,408,673.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,421,996.54 : 9,635,136.20 = 4,271,499.62 : x
  2. Step 2: Convert to fraction form
    6,421,996.54/9,635,136.20 = 4,271,499.62/x
  3. Step 3: Cross multiply
    6,421,996.54x = 9,635,136.20 × 4,271,499.62
  4. Step 4: Simplify right side
    6,421,996.54x = 41,156,480,616,948.24
  5. Step 5: Solve for x
    x = 41,156,480,616,948.24/6,421,996.54
  6. Step 6: Final answer
    x = 6,408,673.75

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1.5x scale

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.