Home / 39,159,920.54-53,972,285.25-28,683,679.94

Finding the Fourth Proportional to 39,159,920.54, 53,972,285.25 and 28,683,679.94

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Solution

The fourth proportional to 39,159,920.54, 53,972,285.25 and 28,683,679.94 is: 39,533,373.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,159,920.54 : 53,972,285.25 = 28,683,679.94 : x
  2. Step 2: Convert to fraction form
    39,159,920.54/53,972,285.25 = 28,683,679.94/x
  3. Step 3: Cross multiply
    39,159,920.54x = 53,972,285.25 × 28,683,679.94
  4. Step 4: Simplify right side
    39,159,920.54x = 1,548,123,755,741,383
  5. Step 5: Solve for x
    x = 1,548,123,755,741,383/39,159,920.54
  6. Step 6: Final answer
    x = 39,533,373.27

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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.