Home / 73,284,922.40-109,927,383.60-19,432,234.40

Finding the Fourth Proportional to 73,284,922.40, 109,927,383.60 and 19,432,234.40

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Solution

The fourth proportional to 73,284,922.40, 109,927,383.60 and 19,432,234.40 is: 29,148,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,284,922.40 : 109,927,383.60 = 19,432,234.40 : x
  2. Step 2: Convert to fraction form
    73,284,922.40/109,927,383.60 = 19,432,234.40/x
  3. Step 3: Cross multiply
    73,284,922.40x = 109,927,383.60 × 19,432,234.40
  4. Step 4: Simplify right side
    73,284,922.40x = 2,136,134,685,093,915.50
  5. Step 5: Solve for x
    x = 2,136,134,685,093,915.50/73,284,922.40
  6. Step 6: Final answer
    x = 29,148,351.60

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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.