Home / 22,477,993.70-31,019,570.24-12,164,716.80

Finding the Fourth Proportional to 22,477,993.70, 31,019,570.24 and 12,164,716.80

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Solution

The fourth proportional to 22,477,993.70, 31,019,570.24 and 12,164,716.80 is: 16,787,276.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,477,993.70 : 31,019,570.24 = 12,164,716.80 : x
  2. Step 2: Convert to fraction form
    22,477,993.70/31,019,570.24 = 12,164,716.80/x
  3. Step 3: Cross multiply
    22,477,993.70x = 31,019,570.24 × 12,164,716.80
  4. Step 4: Simplify right side
    22,477,993.70x = 377,344,287,166,484.44
  5. Step 5: Solve for x
    x = 377,344,287,166,484.44/22,477,993.70
  6. Step 6: Final answer
    x = 16,787,276.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.