Home / 20,172,323.40-30,223,055.70-16,558,524.60

Finding the Fourth Proportional to 20,172,323.40, 30,223,055.70 and 16,558,524.60

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Solution

The fourth proportional to 20,172,323.40, 30,223,055.70 and 16,558,524.60 is: 24,808,704.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,172,323.40 : 30,223,055.70 = 16,558,524.60 : x
  2. Step 2: Convert to fraction form
    20,172,323.40/30,223,055.70 = 16,558,524.60/x
  3. Step 3: Cross multiply
    20,172,323.40x = 30,223,055.70 × 16,558,524.60
  4. Step 4: Simplify right side
    20,172,323.40x = 500,449,211,295,620.19
  5. Step 5: Solve for x
    x = 500,449,211,295,620.19/20,172,323.40
  6. Step 6: Final answer
    x = 24,808,704.55

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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.