Finding the Fourth Proportional to 6,869,327.36, 10,353,366.66 and 5,921,225.94
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Solution
The fourth proportional to 6,869,327.36, 10,353,366.66 and 5,921,225.94 is: 8,924,399.73
Step by Step Solution
- Step 1: Write the proportion equation
6,869,327.36 : 10,353,366.66 = 5,921,225.94 : x - Step 2: Convert to fraction form
6,869,327.36/10,353,366.66 = 5,921,225.94/x - Step 3: Cross multiply
6,869,327.36x = 10,353,366.66 × 5,921,225.94 - Step 4: Simplify right side
6,869,327.36x = 61,304,623,233,523.16 - Step 5: Solve for x
x = 61,304,623,233,523.16/6,869,327.36 - Step 6: Final answer
x = 8,924,399.73
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.