Home / 14,489,949.60-21,748,921.20-8,821,245.60

Finding the Fourth Proportional to 14,489,949.60, 21,748,921.20 and 8,821,245.60

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Solution

The fourth proportional to 14,489,949.60, 21,748,921.20 and 8,821,245.60 is: 13,240,389.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,949.60 : 21,748,921.20 = 8,821,245.60 : x
  2. Step 2: Convert to fraction form
    14,489,949.60/21,748,921.20 = 8,821,245.60/x
  3. Step 3: Cross multiply
    14,489,949.60x = 21,748,921.20 × 8,821,245.60
  4. Step 4: Simplify right side
    14,489,949.60x = 191,852,575,440,246.72
  5. Step 5: Solve for x
    x = 191,852,575,440,246.72/14,489,949.60
  6. Step 6: Final answer
    x = 13,240,389.42

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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.