Home / 27,405,239.88-37,816,475.22-15,179,812.68

Finding the Fourth Proportional to 27,405,239.88, 37,816,475.22 and 15,179,812.68

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Solution

The fourth proportional to 27,405,239.88, 37,816,475.22 and 15,179,812.68 is: 20,946,615.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,405,239.88 : 37,816,475.22 = 15,179,812.68 : x
  2. Step 2: Convert to fraction form
    27,405,239.88/37,816,475.22 = 15,179,812.68/x
  3. Step 3: Cross multiply
    27,405,239.88x = 37,816,475.22 × 15,179,812.68
  4. Step 4: Simplify right side
    27,405,239.88x = 574,047,010,057,461.75
  5. Step 5: Solve for x
    x = 574,047,010,057,461.75/27,405,239.88
  6. Step 6: Final answer
    x = 20,946,615.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.