Home / 4,200,136.20-6,296,057.10-2,068,475.40

Finding the Fourth Proportional to 4,200,136.20, 6,296,057.10 and 2,068,475.40

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Solution

The fourth proportional to 4,200,136.20, 6,296,057.10 and 2,068,475.40 is: 3,100,670.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,136.20 : 6,296,057.10 = 2,068,475.40 : x
  2. Step 2: Convert to fraction form
    4,200,136.20/6,296,057.10 = 2,068,475.40/x
  3. Step 3: Cross multiply
    4,200,136.20x = 6,296,057.10 × 2,068,475.40
  4. Step 4: Simplify right side
    4,200,136.20x = 13,023,239,228,345.34
  5. Step 5: Solve for x
    x = 13,023,239,228,345.34/4,200,136.20
  6. Step 6: Final answer
    x = 3,100,670.69

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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.