Home / 20,199,788.56-27,875,277-11,032,468.24

Finding the Fourth Proportional to 20,199,788.56, 27,875,277 and 11,032,468.24

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Solution

The fourth proportional to 20,199,788.56, 27,875,277 and 11,032,468.24 is: 15,224,570.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199,788.56 : 27,875,277 = 11,032,468.24 : x
  2. Step 2: Convert to fraction form
    20,199,788.56/27,875,277 = 11,032,468.24/x
  3. Step 3: Cross multiply
    20,199,788.56x = 27,875,277 × 11,032,468.24
  4. Step 4: Simplify right side
    20,199,788.56x = 307,533,108,183,702.50
  5. Step 5: Solve for x
    x = 307,533,108,183,702.50/20,199,788.56
  6. Step 6: Final answer
    x = 15,224,570.66

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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.