Finding the Fourth Proportional to 6,362,946.29, 8,780,792.04 and 3,462,287.18
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Solution
The fourth proportional to 6,362,946.29, 8,780,792.04 and 3,462,287.18 is: 4,777,916.12
Step by Step Solution
- Step 1: Write the proportion equation
6,362,946.29 : 8,780,792.04 = 3,462,287.18 : x - Step 2: Convert to fraction form
6,362,946.29/8,780,792.04 = 3,462,287.18/x - Step 3: Cross multiply
6,362,946.29x = 8,780,792.04 × 3,462,287.18 - Step 4: Simplify right side
6,362,946.29x = 30,401,623,666,434.08 - Step 5: Solve for x
x = 30,401,623,666,434.08/6,362,946.29 - Step 6: Final answer
x = 4,777,916.12
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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.