Home / 7,017,922.80-10,526,884.20-4,313,478.60

Finding the Fourth Proportional to 7,017,922.80, 10,526,884.20 and 4,313,478.60

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Solution

The fourth proportional to 7,017,922.80, 10,526,884.20 and 4,313,478.60 is: 6,470,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017,922.80 : 10,526,884.20 = 4,313,478.60 : x
  2. Step 2: Convert to fraction form
    7,017,922.80/10,526,884.20 = 4,313,478.60/x
  3. Step 3: Cross multiply
    7,017,922.80x = 10,526,884.20 × 4,313,478.60
  4. Step 4: Simplify right side
    7,017,922.80x = 45,407,489,721,378.11
  5. Step 5: Solve for x
    x = 45,407,489,721,378.11/7,017,922.80
  6. Step 6: Final answer
    x = 6,470,217.90

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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.