Finding the Fourth Proportional to 36,895,512.09, 55,235,865.93 and 19,346,455.01
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Solution
The fourth proportional to 36,895,512.09, 55,235,865.93 and 19,346,455.01 is: 28,963,365.32
Step by Step Solution
- Step 1: Write the proportion equation
36,895,512.09 : 55,235,865.93 = 19,346,455.01 : x - Step 2: Convert to fraction form
36,895,512.09/55,235,865.93 = 19,346,455.01/x - Step 3: Cross multiply
36,895,512.09x = 55,235,865.93 × 19,346,455.01 - Step 4: Simplify right side
36,895,512.09x = 1,068,618,195,056,404.62 - Step 5: Solve for x
x = 1,068,618,195,056,404.62/36,895,512.09 - Step 6: Final answer
x = 28,963,365.32
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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.