Home / 54,086,122.60-74,638,914.77-29,306,289.86

Finding the Fourth Proportional to 54,086,122.60, 74,638,914.77 and 29,306,289.86

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Solution

The fourth proportional to 54,086,122.60, 74,638,914.77 and 29,306,289.86 is: 40,442,715.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,086,122.60 : 74,638,914.77 = 29,306,289.86 : x
  2. Step 2: Convert to fraction form
    54,086,122.60/74,638,914.77 = 29,306,289.86/x
  3. Step 3: Cross multiply
    54,086,122.60x = 74,638,914.77 × 29,306,289.86
  4. Step 4: Simplify right side
    54,086,122.60x = 2,187,389,671,065,422.25
  5. Step 5: Solve for x
    x = 2,187,389,671,065,422.25/54,086,122.60
  6. Step 6: Final answer
    x = 40,442,715.54

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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.