Home / 17,881,806.40-26,807,546.40-6,515,627.20

Finding the Fourth Proportional to 17,881,806.40, 26,807,546.40 and 6,515,627.20

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Solution

The fourth proportional to 17,881,806.40, 26,807,546.40 and 6,515,627.20 is: 9,767,915.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,881,806.40 : 26,807,546.40 = 6,515,627.20 : x
  2. Step 2: Convert to fraction form
    17,881,806.40/26,807,546.40 = 6,515,627.20/x
  3. Step 3: Cross multiply
    17,881,806.40x = 26,807,546.40 × 6,515,627.20
  4. Step 4: Simplify right side
    17,881,806.40x = 174,667,978,489,102.06
  5. Step 5: Solve for x
    x = 174,667,978,489,102.06/17,881,806.40
  6. Step 6: Final answer
    x = 9,767,915.76

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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.