Home / 76,477,676.94-105,539,209.36-41,670,367.38

Finding the Fourth Proportional to 76,477,676.94, 105,539,209.36 and 41,670,367.38

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Solution

The fourth proportional to 76,477,676.94, 105,539,209.36 and 41,670,367.38 is: 57,505,115.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,477,676.94 : 105,539,209.36 = 41,670,367.38 : x
  2. Step 2: Convert to fraction form
    76,477,676.94/105,539,209.36 = 41,670,367.38/x
  3. Step 3: Cross multiply
    76,477,676.94x = 105,539,209.36 × 41,670,367.38
  4. Step 4: Simplify right side
    76,477,676.94x = 4,397,857,627,130,111
  5. Step 5: Solve for x
    x = 4,397,857,627,130,111/76,477,676.94
  6. Step 6: Final answer
    x = 57,505,115.26

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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.