Home / 14,321,825.40-21,482,738.10-12,754,183.80

Finding the Fourth Proportional to 14,321,825.40, 21,482,738.10 and 12,754,183.80

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Solution

The fourth proportional to 14,321,825.40, 21,482,738.10 and 12,754,183.80 is: 19,131,275.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,321,825.40 : 21,482,738.10 = 12,754,183.80 : x
  2. Step 2: Convert to fraction form
    14,321,825.40/21,482,738.10 = 12,754,183.80/x
  3. Step 3: Cross multiply
    14,321,825.40x = 21,482,738.10 × 12,754,183.80
  4. Step 4: Simplify right side
    14,321,825.40x = 273,994,790,254,662.81
  5. Step 5: Solve for x
    x = 273,994,790,254,662.81/14,321,825.40
  6. Step 6: Final answer
    x = 19,131,275.70

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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.