Home / 27,404,119.86-37,812,878.33-15,638,016.12

Finding the Fourth Proportional to 27,404,119.86, 37,812,878.33 and 15,638,016.12

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Solution

The fourth proportional to 27,404,119.86, 37,812,878.33 and 15,638,016.12 is: 21,577,719.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,404,119.86 : 37,812,878.33 = 15,638,016.12 : x
  2. Step 2: Convert to fraction form
    27,404,119.86/37,812,878.33 = 15,638,016.12/x
  3. Step 3: Cross multiply
    27,404,119.86x = 37,812,878.33 × 15,638,016.12
  4. Step 4: Simplify right side
    27,404,119.86x = 591,318,400,789,948.62
  5. Step 5: Solve for x
    x = 591,318,400,789,948.62/27,404,119.86
  6. Step 6: Final answer
    x = 21,577,719.11

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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.