Home / 27,816,086.40-41,724,129.60-21,097,622.40

Finding the Fourth Proportional to 27,816,086.40, 41,724,129.60 and 21,097,622.40

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Solution

The fourth proportional to 27,816,086.40, 41,724,129.60 and 21,097,622.40 is: 31,646,433.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,816,086.40 : 41,724,129.60 = 21,097,622.40 : x
  2. Step 2: Convert to fraction form
    27,816,086.40/41,724,129.60 = 21,097,622.40/x
  3. Step 3: Cross multiply
    27,816,086.40x = 41,724,129.60 × 21,097,622.40
  4. Step 4: Simplify right side
    27,816,086.40x = 880,279,931,269,463
  5. Step 5: Solve for x
    x = 880,279,931,269,463/27,816,086.40
  6. Step 6: Final answer
    x = 31,646,433.60

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Double scale
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Similar ratio
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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.