Home / 27,874,487.75-38,467,885.95-19,072,401.10

Finding the Fourth Proportional to 27,874,487.75, 38,467,885.95 and 19,072,401.10

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Solution

The fourth proportional to 27,874,487.75, 38,467,885.95 and 19,072,401.10 is: 26,320,661.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,874,487.75 : 38,467,885.95 = 19,072,401.10 : x
  2. Step 2: Convert to fraction form
    27,874,487.75/38,467,885.95 = 19,072,401.10/x
  3. Step 3: Cross multiply
    27,874,487.75x = 38,467,885.95 × 19,072,401.10
  4. Step 4: Simplify right side
    27,874,487.75x = 733,674,950,019,753.12
  5. Step 5: Solve for x
    x = 733,674,950,019,753.12/27,874,487.75
  6. Step 6: Final answer
    x = 26,320,661.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.