Home / 13,103,640.90-19,656,044.55-4,467,615.30

Finding the Fourth Proportional to 13,103,640.90, 19,656,044.55 and 4,467,615.30

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Solution

The fourth proportional to 13,103,640.90, 19,656,044.55 and 4,467,615.30 is: 6,701,621.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103,640.90 : 19,656,044.55 = 4,467,615.30 : x
  2. Step 2: Convert to fraction form
    13,103,640.90/19,656,044.55 = 4,467,615.30/x
  3. Step 3: Cross multiply
    13,103,640.90x = 19,656,044.55 × 4,467,615.30
  4. Step 4: Simplify right side
    13,103,640.90x = 87,815,645,369,061.61
  5. Step 5: Solve for x
    x = 87,815,645,369,061.61/13,103,640.90
  6. Step 6: Final answer
    x = 6,701,621.79

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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.