Home / 11,588,586.40-17,389,100.40-4,857,680.80

Finding the Fourth Proportional to 11,588,586.40, 17,389,100.40 and 4,857,680.80

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Solution

The fourth proportional to 11,588,586.40, 17,389,100.40 and 4,857,680.80 is: 7,289,128.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,588,586.40 : 17,389,100.40 = 4,857,680.80 : x
  2. Step 2: Convert to fraction form
    11,588,586.40/17,389,100.40 = 4,857,680.80/x
  3. Step 3: Cross multiply
    11,588,586.40x = 17,389,100.40 × 4,857,680.80
  4. Step 4: Simplify right side
    11,588,586.40x = 84,470,699,142,352.31
  5. Step 5: Solve for x
    x = 84,470,699,142,352.31/11,588,586.40
  6. Step 6: Final answer
    x = 7,289,128.82

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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.