Home / 7,152,023.80-10,728,035.70-7,085,668.60

Finding the Fourth Proportional to 7,152,023.80, 10,728,035.70 and 7,085,668.60

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Solution

The fourth proportional to 7,152,023.80, 10,728,035.70 and 7,085,668.60 is: 10,628,502.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,023.80 : 10,728,035.70 = 7,085,668.60 : x
  2. Step 2: Convert to fraction form
    7,152,023.80/10,728,035.70 = 7,085,668.60/x
  3. Step 3: Cross multiply
    7,152,023.80x = 10,728,035.70 × 7,085,668.60
  4. Step 4: Simplify right side
    7,152,023.80x = 76,015,305,699,169.02
  5. Step 5: Solve for x
    x = 76,015,305,699,169.02/7,152,023.80
  6. Step 6: Final answer
    x = 10,628,502.90

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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.