Home / 54,434,410.61-81,638,717.03-15,571,664.42

Finding the Fourth Proportional to 54,434,410.61, 81,638,717.03 and 15,571,664.42

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Solution

The fourth proportional to 54,434,410.61, 81,638,717.03 and 15,571,664.42 is: 23,353,806.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,434,410.61 : 81,638,717.03 = 15,571,664.42 : x
  2. Step 2: Convert to fraction form
    54,434,410.61/81,638,717.03 = 15,571,664.42/x
  3. Step 3: Cross multiply
    54,434,410.61x = 81,638,717.03 × 15,571,664.42
  4. Step 4: Simplify right side
    54,434,410.61x = 1,271,250,705,192,640.75
  5. Step 5: Solve for x
    x = 1,271,250,705,192,640.75/54,434,410.61
  6. Step 6: Final answer
    x = 23,353,806.74

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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.