Finding the Fourth Proportional to 10,389,183.84, 15,587,274.96 and 6,546,543.84
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Solution
The fourth proportional to 10,389,183.84, 15,587,274.96 and 6,546,543.84 is: 9,822,020.71
Step by Step Solution
- Step 1: Write the proportion equation
10,389,183.84 : 15,587,274.96 = 6,546,543.84 : x - Step 2: Convert to fraction form
10,389,183.84/15,587,274.96 = 6,546,543.84/x - Step 3: Cross multiply
10,389,183.84x = 15,587,274.96 × 6,546,543.84 - Step 4: Simplify right side
10,389,183.84x = 102,042,778,871,774.25 - Step 5: Solve for x
x = 102,042,778,871,774.25/10,389,183.84 - Step 6: Final answer
x = 9,822,020.71
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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.