Finding the Fourth Proportional to 14,547,536.70, 21,796,611.57 and 8,778,147.99
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Solution
The fourth proportional to 14,547,536.70, 21,796,611.57 and 8,778,147.99 is: 13,152,321.66
Step by Step Solution
- Step 1: Write the proportion equation
14,547,536.70 : 21,796,611.57 = 8,778,147.99 : x - Step 2: Convert to fraction form
14,547,536.70/21,796,611.57 = 8,778,147.99/x - Step 3: Cross multiply
14,547,536.70x = 21,796,611.57 × 8,778,147.99 - Step 4: Simplify right side
14,547,536.70x = 191,333,881,998,115.53 - Step 5: Solve for x
x = 191,333,881,998,115.53/14,547,536.70 - Step 6: Final answer
x = 13,152,321.66
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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.