Finding the Fourth Proportional to 9,148,577.28, 13,705,544.40 and 6,106,771.20
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Solution
The fourth proportional to 9,148,577.28, 13,705,544.40 and 6,106,771.20 is: 9,148,594.50
Step by Step Solution
- Step 1: Write the proportion equation
9,148,577.28 : 13,705,544.40 = 6,106,771.20 : x - Step 2: Convert to fraction form
9,148,577.28/13,705,544.40 = 6,106,771.20/x - Step 3: Cross multiply
9,148,577.28x = 13,705,544.40 × 6,106,771.20 - Step 4: Simplify right side
9,148,577.28x = 83,696,623,822,241.28 - Step 5: Solve for x
x = 83,696,623,822,241.28/9,148,577.28 - Step 6: Final answer
x = 9,148,594.50
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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.