Finding the Fourth Proportional to 10,988,111.09, 16,484,528.70 and 3,702,294.95
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Solution
The fourth proportional to 10,988,111.09, 16,484,528.70 and 3,702,294.95 is: 5,554,238.28
Step by Step Solution
- Step 1: Write the proportion equation
10,988,111.09 : 16,484,528.70 = 3,702,294.95 : x - Step 2: Convert to fraction form
10,988,111.09/16,484,528.70 = 3,702,294.95/x - Step 3: Cross multiply
10,988,111.09x = 16,484,528.70 × 3,702,294.95 - Step 4: Simplify right side
10,988,111.09x = 61,030,587,276,717.41 - Step 5: Solve for x
x = 61,030,587,276,717.41/10,988,111.09 - Step 6: Final answer
x = 5,554,238.28
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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.