Home / 18,134,401.10-27,201,601.65-5,354,885.30

Finding the Fourth Proportional to 18,134,401.10, 27,201,601.65 and 5,354,885.30

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Solution

The fourth proportional to 18,134,401.10, 27,201,601.65 and 5,354,885.30 is: 8,032,327.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,134,401.10 : 27,201,601.65 = 5,354,885.30 : x
  2. Step 2: Convert to fraction form
    18,134,401.10/27,201,601.65 = 5,354,885.30/x
  3. Step 3: Cross multiply
    18,134,401.10x = 27,201,601.65 × 5,354,885.30
  4. Step 4: Simplify right side
    18,134,401.10x = 145,661,456,812,040.72
  5. Step 5: Solve for x
    x = 145,661,456,812,040.72/18,134,401.10
  6. Step 6: Final answer
    x = 8,032,327.95

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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.