Home / 26,297,999.10-39,446,998.65-7,128,725.40

Finding the Fourth Proportional to 26,297,999.10, 39,446,998.65 and 7,128,725.40

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Solution

The fourth proportional to 26,297,999.10, 39,446,998.65 and 7,128,725.40 is: 10,693,088.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,297,999.10 : 39,446,998.65 = 7,128,725.40 : x
  2. Step 2: Convert to fraction form
    26,297,999.10/39,446,998.65 = 7,128,725.40/x
  3. Step 3: Cross multiply
    26,297,999.10x = 39,446,998.65 × 7,128,725.40
  4. Step 4: Simplify right side
    26,297,999.10x = 281,206,821,230,020.72
  5. Step 5: Solve for x
    x = 281,206,821,230,020.72/26,297,999.10
  6. Step 6: Final answer
    x = 10,693,088.10

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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.