Home / 49,610,962.76-68,447,741.46-28,969,518.92

Finding the Fourth Proportional to 49,610,962.76, 68,447,741.46 and 28,969,518.92

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Solution

The fourth proportional to 49,610,962.76, 68,447,741.46 and 28,969,518.92 is: 39,968,951.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,610,962.76 : 68,447,741.46 = 28,969,518.92 : x
  2. Step 2: Convert to fraction form
    49,610,962.76/68,447,741.46 = 28,969,518.92/x
  3. Step 3: Cross multiply
    49,610,962.76x = 68,447,741.46 × 28,969,518.92
  4. Step 4: Simplify right side
    49,610,962.76x = 1,982,898,141,256,738.25
  5. Step 5: Solve for x
    x = 1,982,898,141,256,738.25/49,610,962.76
  6. Step 6: Final answer
    x = 39,968,951.03

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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.