Home / 20,199,786.56-27,875,274.24-11,032,466.24

Finding the Fourth Proportional to 20,199,786.56, 27,875,274.24 and 11,032,466.24

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Solution

The fourth proportional to 20,199,786.56, 27,875,274.24 and 11,032,466.24 is: 15,224,567.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199,786.56 : 27,875,274.24 = 11,032,466.24 : x
  2. Step 2: Convert to fraction form
    20,199,786.56/27,875,274.24 = 11,032,466.24/x
  3. Step 3: Cross multiply
    20,199,786.56x = 27,875,274.24 × 11,032,466.24
  4. Step 4: Simplify right side
    20,199,786.56x = 307,533,021,983,541.62
  5. Step 5: Solve for x
    x = 307,533,021,983,541.62/20,199,786.56
  6. Step 6: Final answer
    x = 15,224,567.90

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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.