Home / 20,458,925.58-30,697,378.04-10,741,280.57

Finding the Fourth Proportional to 20,458,925.58, 30,697,378.04 and 10,741,280.57

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Solution

The fourth proportional to 20,458,925.58, 30,697,378.04 and 10,741,280.57 is: 16,116,640.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,458,925.58 : 30,697,378.04 = 10,741,280.57 : x
  2. Step 2: Convert to fraction form
    20,458,925.58/30,697,378.04 = 10,741,280.57/x
  3. Step 3: Cross multiply
    20,458,925.58x = 30,697,378.04 × 10,741,280.57
  4. Step 4: Simplify right side
    20,458,925.58x = 329,729,150,290,996.69
  5. Step 5: Solve for x
    x = 329,729,150,290,996.69/20,458,925.58
  6. Step 6: Final answer
    x = 16,116,640.58

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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.