Home / 13,296,815.40-19,945,820.38-4,074,112.02

Finding the Fourth Proportional to 13,296,815.40, 19,945,820.38 and 4,074,112.02

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Solution

The fourth proportional to 13,296,815.40, 19,945,820.38 and 4,074,112.02 is: 6,111,351.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,815.40 : 19,945,820.38 = 4,074,112.02 : x
  2. Step 2: Convert to fraction form
    13,296,815.40/19,945,820.38 = 4,074,112.02/x
  3. Step 3: Cross multiply
    13,296,815.40x = 19,945,820.38 × 4,074,112.02
  4. Step 4: Simplify right side
    13,296,815.40x = 81,261,506,558,918.97
  5. Step 5: Solve for x
    x = 81,261,506,558,918.97/13,296,815.40
  6. Step 6: Final answer
    x = 6,111,351.04

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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.