Finding the Fourth Proportional to 7,183,482.68, 9,914,483.76 and 4,283,057.36
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Solution
The fourth proportional to 7,183,482.68, 9,914,483.76 and 4,283,057.36 is: 5,911,380.95
Step by Step Solution
- Step 1: Write the proportion equation
7,183,482.68 : 9,914,483.76 = 4,283,057.36 : x - Step 2: Convert to fraction form
7,183,482.68/9,914,483.76 = 4,283,057.36/x - Step 3: Cross multiply
7,183,482.68x = 9,914,483.76 × 4,283,057.36 - Step 4: Simplify right side
7,183,482.68x = 42,464,302,638,868.48 - Step 5: Solve for x
x = 42,464,302,638,868.48/7,183,482.68 - Step 6: Final answer
x = 5,911,380.95
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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.