Finding the Fourth Proportional to 5,931,703.05, 8,185,363.15 and 3,317,753.49
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Solution
The fourth proportional to 5,931,703.05, 8,185,363.15 and 3,317,753.49 is: 4,578,283.33
Step by Step Solution
- Step 1: Write the proportion equation
5,931,703.05 : 8,185,363.15 = 3,317,753.49 : x - Step 2: Convert to fraction form
5,931,703.05/8,185,363.15 = 3,317,753.49/x - Step 3: Cross multiply
5,931,703.05x = 8,185,363.15 × 3,317,753.49 - Step 4: Simplify right side
5,931,703.05x = 27,157,017,208,122.12 - Step 5: Solve for x
x = 27,157,017,208,122.12/5,931,703.05 - Step 6: Final answer
x = 4,578,283.33
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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.