Home / 27,843,661.56-38,424,662.37-15,454,549.86

Finding the Fourth Proportional to 27,843,661.56, 38,424,662.37 and 15,454,549.86

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Solution

The fourth proportional to 27,843,661.56, 38,424,662.37 and 15,454,549.86 is: 21,327,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,843,661.56 : 38,424,662.37 = 15,454,549.86 : x
  2. Step 2: Convert to fraction form
    27,843,661.56/38,424,662.37 = 15,454,549.86/x
  3. Step 3: Cross multiply
    27,843,661.56x = 38,424,662.37 × 15,454,549.86
  4. Step 4: Simplify right side
    27,843,661.56x = 593,835,860,450,830.75
  5. Step 5: Solve for x
    x = 593,835,860,450,830.75/27,843,661.56
  6. Step 6: Final answer
    x = 21,327,506.05

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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.