Home / 13,098,939.48-19,626,687.16-7,965,842.04

Finding the Fourth Proportional to 13,098,939.48, 19,626,687.16 and 7,965,842.04

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Solution

The fourth proportional to 13,098,939.48, 19,626,687.16 and 7,965,842.04 is: 11,935,553.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098,939.48 : 19,626,687.16 = 7,965,842.04 : x
  2. Step 2: Convert to fraction form
    13,098,939.48/19,626,687.16 = 7,965,842.04/x
  3. Step 3: Cross multiply
    13,098,939.48x = 19,626,687.16 × 7,965,842.04
  4. Step 4: Simplify right side
    13,098,939.48x = 156,343,089,685,056.22
  5. Step 5: Solve for x
    x = 156,343,089,685,056.22/13,098,939.48
  6. Step 6: Final answer
    x = 11,935,553.25

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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.