Home / 17,613,845.40-26,420,768.10-8,047,907.40

Finding the Fourth Proportional to 17,613,845.40, 26,420,768.10 and 8,047,907.40

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Solution

The fourth proportional to 17,613,845.40, 26,420,768.10 and 8,047,907.40 is: 12,071,861.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,613,845.40 : 26,420,768.10 = 8,047,907.40 : x
  2. Step 2: Convert to fraction form
    17,613,845.40/26,420,768.10 = 8,047,907.40/x
  3. Step 3: Cross multiply
    17,613,845.40x = 26,420,768.10 × 8,047,907.40
  4. Step 4: Simplify right side
    17,613,845.40x = 212,631,895,105,673.97
  5. Step 5: Solve for x
    x = 212,631,895,105,673.97/17,613,845.40
  6. Step 6: Final answer
    x = 12,071,861.10

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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.