Finding the Fourth Proportional to 7,393,922.80, 10,202,603.84 and 4,130,334
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Solution
The fourth proportional to 7,393,922.80, 10,202,603.84 and 4,130,334 is: 5,699,296.93
Step by Step Solution
- Step 1: Write the proportion equation
7,393,922.80 : 10,202,603.84 = 4,130,334 : x - Step 2: Convert to fraction form
7,393,922.80/10,202,603.84 = 4,130,334/x - Step 3: Cross multiply
7,393,922.80x = 10,202,603.84 × 4,130,334 - Step 4: Simplify right side
7,393,922.80x = 42,140,161,528,882.56 - Step 5: Solve for x
x = 42,140,161,528,882.56/7,393,922.80 - Step 6: Final answer
x = 5,699,296.93
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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.