Finding the Fourth Proportional to 11,823,700.61, 16,316,699.62 and 6,391,192.61
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Solution
The fourth proportional to 11,823,700.61, 16,316,699.62 and 6,391,192.61 is: 8,819,841.90
Step by Step Solution
- Step 1: Write the proportion equation
11,823,700.61 : 16,316,699.62 = 6,391,192.61 : x - Step 2: Convert to fraction form
11,823,700.61/16,316,699.62 = 6,391,192.61/x - Step 3: Cross multiply
11,823,700.61x = 16,316,699.62 × 6,391,192.61 - Step 4: Simplify right side
11,823,700.61x = 104,283,169,990,142.05 - Step 5: Solve for x
x = 104,283,169,990,142.05/11,823,700.61 - Step 6: Final answer
x = 8,819,841.90
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.