Finding the Fourth Proportional to 46,376,053.60, 69,539,197.20 and 19,419,253.60
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Solution
The fourth proportional to 46,376,053.60, 69,539,197.20 and 19,419,253.60 is: 29,118,460.95
Step by Step Solution
- Step 1: Write the proportion equation
46,376,053.60 : 69,539,197.20 = 19,419,253.60 : x - Step 2: Convert to fraction form
46,376,053.60/69,539,197.20 = 19,419,253.60/x - Step 3: Cross multiply
46,376,053.60x = 69,539,197.20 × 19,419,253.60 - Step 4: Simplify right side
46,376,053.60x = 1,350,399,305,567,210 - Step 5: Solve for x
x = 1,350,399,305,567,210/46,376,053.60 - Step 6: Final answer
x = 29,118,460.95
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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.