Home / 12,753,837.97-19,143,088.08-12,062,549.50

Finding the Fourth Proportional to 12,753,837.97, 19,143,088.08 and 12,062,549.50

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Solution

The fourth proportional to 12,753,837.97, 19,143,088.08 and 12,062,549.50 is: 18,105,486.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,753,837.97 : 19,143,088.08 = 12,062,549.50 : x
  2. Step 2: Convert to fraction form
    12,753,837.97/19,143,088.08 = 12,062,549.50/x
  3. Step 3: Cross multiply
    12,753,837.97x = 19,143,088.08 × 12,062,549.50
  4. Step 4: Simplify right side
    12,753,837.97x = 230,914,447,454,767.72
  5. Step 5: Solve for x
    x = 230,914,447,454,767.72/12,753,837.97
  6. Step 6: Final answer
    x = 18,105,486.99

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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.