Finding the Fourth Proportional to 6,427,334.56, 8,869,874.98 and 3,674,278.14
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Solution
The fourth proportional to 6,427,334.56, 8,869,874.98 and 3,674,278.14 is: 5,070,591.46
Step by Step Solution
- Step 1: Write the proportion equation
6,427,334.56 : 8,869,874.98 = 3,674,278.14 : x - Step 2: Convert to fraction form
6,427,334.56/8,869,874.98 = 3,674,278.14/x - Step 3: Cross multiply
6,427,334.56x = 8,869,874.98 × 3,674,278.14 - Step 4: Simplify right side
6,427,334.56x = 32,590,387,743,546.94 - Step 5: Solve for x
x = 32,590,387,743,546.94/6,427,334.56 - Step 6: Final answer
x = 5,070,591.46
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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.