Home / 5,180,835.60-7,771,253.40-3,669,181.20

Finding the Fourth Proportional to 5,180,835.60, 7,771,253.40 and 3,669,181.20

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Solution

The fourth proportional to 5,180,835.60, 7,771,253.40 and 3,669,181.20 is: 5,503,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,835.60 : 7,771,253.40 = 3,669,181.20 : x
  2. Step 2: Convert to fraction form
    5,180,835.60/7,771,253.40 = 3,669,181.20/x
  3. Step 3: Cross multiply
    5,180,835.60x = 7,771,253.40 × 3,669,181.20
  4. Step 4: Simplify right side
    5,180,835.60x = 28,514,136,875,716.08
  5. Step 5: Solve for x
    x = 28,514,136,875,716.08/5,180,835.60
  6. Step 6: Final answer
    x = 5,503,771.80

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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.