Home / 26,791,915.34-40,137,164.55-15,829,321.06

Finding the Fourth Proportional to 26,791,915.34, 40,137,164.55 and 15,829,321.06

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Solution

The fourth proportional to 26,791,915.34, 40,137,164.55 and 15,829,321.06 is: 23,714,021.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,791,915.34 : 40,137,164.55 = 15,829,321.06 : x
  2. Step 2: Convert to fraction form
    26,791,915.34/40,137,164.55 = 15,829,321.06/x
  3. Step 3: Cross multiply
    26,791,915.34x = 40,137,164.55 × 15,829,321.06
  4. Step 4: Simplify right side
    26,791,915.34x = 635,344,064,100,000.38
  5. Step 5: Solve for x
    x = 635,344,064,100,000.38/26,791,915.34
  6. Step 6: Final answer
    x = 23,714,021.79

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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.