Home / 12,324,258.41-18,488,069.93-5,134,110.82

Finding the Fourth Proportional to 12,324,258.41, 18,488,069.93 and 5,134,110.82

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Solution

The fourth proportional to 12,324,258.41, 18,488,069.93 and 5,134,110.82 is: 7,701,867.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,324,258.41 : 18,488,069.93 = 5,134,110.82 : x
  2. Step 2: Convert to fraction form
    12,324,258.41/18,488,069.93 = 5,134,110.82/x
  3. Step 3: Cross multiply
    12,324,258.41x = 18,488,069.93 × 5,134,110.82
  4. Step 4: Simplify right side
    12,324,258.41x = 94,919,799,868,529.64
  5. Step 5: Solve for x
    x = 94,919,799,868,529.64/12,324,258.41
  6. Step 6: Final answer
    x = 7,701,867.06

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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.