Finding the Fourth Proportional to 53,462,179.28, 73,777,879.14 and 29,015,893.28
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Solution
The fourth proportional to 53,462,179.28, 73,777,879.14 and 29,015,893.28 is: 40,041,971.66
Step by Step Solution
- Step 1: Write the proportion equation
53,462,179.28 : 73,777,879.14 = 29,015,893.28 : x - Step 2: Convert to fraction form
53,462,179.28/73,777,879.14 = 29,015,893.28/x - Step 3: Cross multiply
53,462,179.28x = 73,777,879.14 × 29,015,893.28 - Step 4: Simplify right side
53,462,179.28x = 2,140,731,067,550,978.25 - Step 5: Solve for x
x = 2,140,731,067,550,978.25/53,462,179.28 - Step 6: Final answer
x = 40,041,971.66
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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.