Home / 19,419,928.23-26,799,369.30-10,718,100.87

Finding the Fourth Proportional to 19,419,928.23, 26,799,369.30 and 10,718,100.87

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Solution

The fourth proportional to 19,419,928.23, 26,799,369.30 and 10,718,100.87 is: 14,790,906.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419,928.23 : 26,799,369.30 = 10,718,100.87 : x
  2. Step 2: Convert to fraction form
    19,419,928.23/26,799,369.30 = 10,718,100.87/x
  3. Step 3: Cross multiply
    19,419,928.23x = 26,799,369.30 × 10,718,100.87
  4. Step 4: Simplify right side
    19,419,928.23x = 287,238,343,409,781.25
  5. Step 5: Solve for x
    x = 287,238,343,409,781.25/19,419,928.23
  6. Step 6: Final answer
    x = 14,790,906.54

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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.