Home / 51,143,785.36-76,716,342.90-17,065,131.28

Finding the Fourth Proportional to 51,143,785.36, 76,716,342.90 and 17,065,131.28

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Solution

The fourth proportional to 51,143,785.36, 76,716,342.90 and 17,065,131.28 is: 25,597,918.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,143,785.36 : 76,716,342.90 = 17,065,131.28 : x
  2. Step 2: Convert to fraction form
    51,143,785.36/76,716,342.90 = 17,065,131.28/x
  3. Step 3: Cross multiply
    51,143,785.36x = 76,716,342.90 × 17,065,131.28
  4. Step 4: Simplify right side
    51,143,785.36x = 1,309,174,462,909,996
  5. Step 5: Solve for x
    x = 1,309,174,462,909,996/51,143,785.36
  6. Step 6: Final answer
    x = 25,597,918.76

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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.