Home / 20,162,706.40-30,244,059.60-6,699,534.40

Finding the Fourth Proportional to 20,162,706.40, 30,244,059.60 and 6,699,534.40

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Solution

The fourth proportional to 20,162,706.40, 30,244,059.60 and 6,699,534.40 is: 10,049,301.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,706.40 : 30,244,059.60 = 6,699,534.40 : x
  2. Step 2: Convert to fraction form
    20,162,706.40/30,244,059.60 = 6,699,534.40/x
  3. Step 3: Cross multiply
    20,162,706.40x = 30,244,059.60 × 6,699,534.40
  4. Step 4: Simplify right side
    20,162,706.40x = 202,621,117,685,850.25
  5. Step 5: Solve for x
    x = 202,621,117,685,850.25/20,162,706.40
  6. Step 6: Final answer
    x = 10,049,301.60

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1.5x scale

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.