Home / 7,163,942.80-10,745,914.20-6,616,512.40

Finding the Fourth Proportional to 7,163,942.80, 10,745,914.20 and 6,616,512.40

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Solution

The fourth proportional to 7,163,942.80, 10,745,914.20 and 6,616,512.40 is: 9,924,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163,942.80 : 10,745,914.20 = 6,616,512.40 : x
  2. Step 2: Convert to fraction form
    7,163,942.80/10,745,914.20 = 6,616,512.40/x
  3. Step 3: Cross multiply
    7,163,942.80x = 10,745,914.20 × 6,616,512.40
  4. Step 4: Simplify right side
    7,163,942.80x = 71,100,474,553,636.08
  5. Step 5: Solve for x
    x = 71,100,474,553,636.08/7,163,942.80
  6. Step 6: Final answer
    x = 9,924,768.60

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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.