Finding the Fourth Proportional to 5,075,775.12, 7,006,244.61 and 4,537,691.10
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Solution
The fourth proportional to 5,075,775.12, 7,006,244.61 and 4,537,691.10 is: 6,263,511.10
Step by Step Solution
- Step 1: Write the proportion equation
5,075,775.12 : 7,006,244.61 = 4,537,691.10 : x - Step 2: Convert to fraction form
5,075,775.12/7,006,244.61 = 4,537,691.10/x - Step 3: Cross multiply
5,075,775.12x = 7,006,244.61 × 4,537,691.10 - Step 4: Simplify right side
5,075,775.12x = 31,792,173,811,219.97 - Step 5: Solve for x
x = 31,792,173,811,219.97/5,075,775.12 - Step 6: Final answer
x = 6,263,511.10
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1.5x scale
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.