Home / 22,664,656.61-31,268,346.22-13,947,695.63

Finding the Fourth Proportional to 22,664,656.61, 31,268,346.22 and 13,947,695.63

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Solution

The fourth proportional to 22,664,656.61, 31,268,346.22 and 13,947,695.63 is: 19,242,355.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,664,656.61 : 31,268,346.22 = 13,947,695.63 : x
  2. Step 2: Convert to fraction form
    22,664,656.61/31,268,346.22 = 13,947,695.63/x
  3. Step 3: Cross multiply
    22,664,656.61x = 31,268,346.22 × 13,947,695.63
  4. Step 4: Simplify right side
    22,664,656.61x = 436,121,375,930,021
  5. Step 5: Solve for x
    x = 436,121,375,930,021/22,664,656.61
  6. Step 6: Final answer
    x = 19,242,355.33

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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.