Home / 54,590,469.40-81,885,704.10-49,551,621.40

Finding the Fourth Proportional to 54,590,469.40, 81,885,704.10 and 49,551,621.40

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Solution

The fourth proportional to 54,590,469.40, 81,885,704.10 and 49,551,621.40 is: 74,327,432.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,590,469.40 : 81,885,704.10 = 49,551,621.40 : x
  2. Step 2: Convert to fraction form
    54,590,469.40/81,885,704.10 = 49,551,621.40/x
  3. Step 3: Cross multiply
    54,590,469.40x = 81,885,704.10 × 49,551,621.40
  4. Step 4: Simplify right side
    54,590,469.40x = 4,057,569,407,635,627.50
  5. Step 5: Solve for x
    x = 4,057,569,407,635,627.50/54,590,469.40
  6. Step 6: Final answer
    x = 74,327,432.10

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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.