Home / 84,825,986.40-127,238,979.60-41,701,845.60

Finding the Fourth Proportional to 84,825,986.40, 127,238,979.60 and 41,701,845.60

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Solution

The fourth proportional to 84,825,986.40, 127,238,979.60 and 41,701,845.60 is: 62,552,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,825,986.40 : 127,238,979.60 = 41,701,845.60 : x
  2. Step 2: Convert to fraction form
    84,825,986.40/127,238,979.60 = 41,701,845.60/x
  3. Step 3: Cross multiply
    84,825,986.40x = 127,238,979.60 × 41,701,845.60
  4. Step 4: Simplify right side
    84,825,986.40x = 5,306,100,281,580,750
  5. Step 5: Solve for x
    x = 5,306,100,281,580,750/84,825,986.40
  6. Step 6: Final answer
    x = 62,552,768.40

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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.