Home / 27,459,110.40-41,188,665.60-21,081,818.40

Finding the Fourth Proportional to 27,459,110.40, 41,188,665.60 and 21,081,818.40

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Solution

The fourth proportional to 27,459,110.40, 41,188,665.60 and 21,081,818.40 is: 31,622,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,459,110.40 : 41,188,665.60 = 21,081,818.40 : x
  2. Step 2: Convert to fraction form
    27,459,110.40/41,188,665.60 = 21,081,818.40/x
  3. Step 3: Cross multiply
    27,459,110.40x = 41,188,665.60 × 21,081,818.40
  4. Step 4: Simplify right side
    27,459,110.40x = 868,331,968,317,527
  5. Step 5: Solve for x
    x = 868,331,968,317,527/27,459,110.40
  6. Step 6: Final answer
    x = 31,622,727.60

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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.