Home / 8,753,136.60-13,143,221.70-4,771,824.60

Finding the Fourth Proportional to 8,753,136.60, 13,143,221.70 and 4,771,824.60

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Solution

The fourth proportional to 8,753,136.60, 13,143,221.70 and 4,771,824.60 is: 7,165,105.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753,136.60 : 13,143,221.70 = 4,771,824.60 : x
  2. Step 2: Convert to fraction form
    8,753,136.60/13,143,221.70 = 4,771,824.60/x
  3. Step 3: Cross multiply
    8,753,136.60x = 13,143,221.70 × 4,771,824.60
  4. Step 4: Simplify right side
    8,753,136.60x = 62,717,148,631,313.81
  5. Step 5: Solve for x
    x = 62,717,148,631,313.81/8,753,136.60
  6. Step 6: Final answer
    x = 7,165,105.66

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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.