Finding the Fourth Proportional to 8,696,687.73, 12,000,127.20 and 4,974,926.99
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Solution
The fourth proportional to 8,696,687.73, 12,000,127.20 and 4,974,926.99 is: 6,864,654.51
Step by Step Solution
- Step 1: Write the proportion equation
8,696,687.73 : 12,000,127.20 = 4,974,926.99 : x - Step 2: Convert to fraction form
8,696,687.73/12,000,127.20 = 4,974,926.99/x - Step 3: Cross multiply
8,696,687.73x = 12,000,127.20 × 4,974,926.99 - Step 4: Simplify right side
8,696,687.73x = 59,699,756,690,713.12 - Step 5: Solve for x
x = 59,699,756,690,713.12/8,696,687.73 - Step 6: Final answer
x = 6,864,654.51
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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.