Home / 57,092,202.54-78,787,313.37-30,986,717.40

Finding the Fourth Proportional to 57,092,202.54, 78,787,313.37 and 30,986,717.40

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Solution

The fourth proportional to 57,092,202.54, 78,787,313.37 and 30,986,717.40 is: 42,761,710.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,092,202.54 : 78,787,313.37 = 30,986,717.40 : x
  2. Step 2: Convert to fraction form
    57,092,202.54/78,787,313.37 = 30,986,717.40/x
  3. Step 3: Cross multiply
    57,092,202.54x = 78,787,313.37 × 30,986,717.40
  4. Step 4: Simplify right side
    57,092,202.54x = 2,441,360,214,101,431.50
  5. Step 5: Solve for x
    x = 2,441,360,214,101,431.50/57,092,202.54
  6. Step 6: Final answer
    x = 42,761,710.10

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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.