Finding the Fourth Proportional to 45,190,994.58, 67,792,876.14 and 14,478,389.82
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Solution
The fourth proportional to 45,190,994.58, 67,792,876.14 and 14,478,389.82 is: 21,719,630.14
Step by Step Solution
- Step 1: Write the proportion equation
45,190,994.58 : 67,792,876.14 = 14,478,389.82 : x - Step 2: Convert to fraction form
45,190,994.58/67,792,876.14 = 14,478,389.82/x - Step 3: Cross multiply
45,190,994.58x = 67,792,876.14 × 14,478,389.82 - Step 4: Simplify right side
45,190,994.58x = 981,531,687,773,896.88 - Step 5: Solve for x
x = 981,531,687,773,896.88/45,190,994.58 - Step 6: Final answer
x = 21,719,630.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.