Home / 9,085,945.40-13,628,918.10-8,526,073.40

Finding the Fourth Proportional to 9,085,945.40, 13,628,918.10 and 8,526,073.40

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Solution

The fourth proportional to 9,085,945.40, 13,628,918.10 and 8,526,073.40 is: 12,789,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,085,945.40 : 13,628,918.10 = 8,526,073.40 : x
  2. Step 2: Convert to fraction form
    9,085,945.40/13,628,918.10 = 8,526,073.40/x
  3. Step 3: Cross multiply
    9,085,945.40x = 13,628,918.10 × 8,526,073.40
  4. Step 4: Simplify right side
    9,085,945.40x = 116,201,156,083,188.55
  5. Step 5: Solve for x
    x = 116,201,156,083,188.55/9,085,945.40
  6. Step 6: Final answer
    x = 12,789,110.10

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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.