Home / 54,417,575.34-81,661,480.25-19,871,084.67

Finding the Fourth Proportional to 54,417,575.34, 81,661,480.25 and 19,871,084.67

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Solution

The fourth proportional to 54,417,575.34, 81,661,480.25 and 19,871,084.67 is: 29,819,450.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,417,575.34 : 81,661,480.25 = 19,871,084.67 : x
  2. Step 2: Convert to fraction form
    54,417,575.34/81,661,480.25 = 19,871,084.67/x
  3. Step 3: Cross multiply
    54,417,575.34x = 81,661,480.25 × 19,871,084.67
  4. Step 4: Simplify right side
    54,417,575.34x = 1,622,702,188,323,922
  5. Step 5: Solve for x
    x = 1,622,702,188,323,922/54,417,575.34
  6. Step 6: Final answer
    x = 29,819,450.39

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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.