Home / 45,903,915.90-68,855,873.85-11,825,261.78

Finding the Fourth Proportional to 45,903,915.90, 68,855,873.85 and 11,825,261.78

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Solution

The fourth proportional to 45,903,915.90, 68,855,873.85 and 11,825,261.78 is: 17,737,892.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,903,915.90 : 68,855,873.85 = 11,825,261.78 : x
  2. Step 2: Convert to fraction form
    45,903,915.90/68,855,873.85 = 11,825,261.78/x
  3. Step 3: Cross multiply
    45,903,915.90x = 68,855,873.85 × 11,825,261.78
  4. Step 4: Simplify right side
    45,903,915.90x = 814,238,733,022,627
  5. Step 5: Solve for x
    x = 814,238,733,022,627/45,903,915.90
  6. Step 6: Final answer
    x = 17,737,892.66

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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.