Home / 81,560,975.36-122,341,792.91-33,039,746.91

Finding the Fourth Proportional to 81,560,975.36, 122,341,792.91 and 33,039,746.91

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Solution

The fourth proportional to 81,560,975.36, 122,341,792.91 and 33,039,746.91 is: 49,559,753.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,560,975.36 : 122,341,792.91 = 33,039,746.91 : x
  2. Step 2: Convert to fraction form
    81,560,975.36/122,341,792.91 = 33,039,746.91/x
  3. Step 3: Cross multiply
    81,560,975.36x = 122,341,792.91 × 33,039,746.91
  4. Step 4: Simplify right side
    81,560,975.36x = 4,042,141,874,096,833.50
  5. Step 5: Solve for x
    x = 4,042,141,874,096,833.50/81,560,975.36
  6. Step 6: Final answer
    x = 49,559,753.99

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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.