Home / 68,759,647.50-94,901,792.76-39,410,651.22

Finding the Fourth Proportional to 68,759,647.50, 94,901,792.76 and 39,410,651.22

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Solution

The fourth proportional to 68,759,647.50, 94,901,792.76 and 39,410,651.22 is: 54,394,424.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,759,647.50 : 94,901,792.76 = 39,410,651.22 : x
  2. Step 2: Convert to fraction form
    68,759,647.50/94,901,792.76 = 39,410,651.22/x
  3. Step 3: Cross multiply
    68,759,647.50x = 94,901,792.76 × 39,410,651.22
  4. Step 4: Simplify right side
    68,759,647.50x = 3,740,141,454,617,081.50
  5. Step 5: Solve for x
    x = 3,740,141,454,617,081.50/68,759,647.50
  6. Step 6: Final answer
    x = 54,394,424.50

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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.