Home / 68,477,287.65-94,488,569.53-41,640,928.82

Finding the Fourth Proportional to 68,477,287.65, 94,488,569.53 and 41,640,928.82

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Solution

The fourth proportional to 68,477,287.65, 94,488,569.53 and 41,640,928.82 is: 57,458,347.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,477,287.65 : 94,488,569.53 = 41,640,928.82 : x
  2. Step 2: Convert to fraction form
    68,477,287.65/94,488,569.53 = 41,640,928.82/x
  3. Step 3: Cross multiply
    68,477,287.65x = 94,488,569.53 × 41,640,928.82
  4. Step 4: Simplify right side
    68,477,287.65x = 3,934,591,798,102,351
  5. Step 5: Solve for x
    x = 3,934,591,798,102,351/68,477,287.65
  6. Step 6: Final answer
    x = 57,458,347.62

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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.