Home / 14,489,949.18-21,738,843.97-4,905,328.74

Finding the Fourth Proportional to 14,489,949.18, 21,738,843.97 and 4,905,328.74

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Solution

The fourth proportional to 14,489,949.18, 21,738,843.97 and 4,905,328.74 is: 7,359,320.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,489,949.18 : 21,738,843.97 = 4,905,328.74 : x
  2. Step 2: Convert to fraction form
    14,489,949.18/21,738,843.97 = 4,905,328.74/x
  3. Step 3: Cross multiply
    14,489,949.18x = 21,738,843.97 × 4,905,328.74
  4. Step 4: Simplify right side
    14,489,949.18x = 106,636,176,100,416.70
  5. Step 5: Solve for x
    x = 106,636,176,100,416.70/14,489,949.18
  6. Step 6: Final answer
    x = 7,359,320.23

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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.