Finding the Fourth Proportional to 6,130,274.42, 8,459,341.88 and 3,649,363.49
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Solution
The fourth proportional to 6,130,274.42, 8,459,341.88 and 3,649,363.49 is: 5,035,861.58
Step by Step Solution
- Step 1: Write the proportion equation
6,130,274.42 : 8,459,341.88 = 3,649,363.49 : x - Step 2: Convert to fraction form
6,130,274.42/8,459,341.88 = 3,649,363.49/x - Step 3: Cross multiply
6,130,274.42x = 8,459,341.88 × 3,649,363.49 - Step 4: Simplify right side
6,130,274.42x = 30,871,213,409,201.50 - Step 5: Solve for x
x = 30,871,213,409,201.50/6,130,274.42 - Step 6: Final answer
x = 5,035,861.58
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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.