Finding the Fourth Proportional to 7,465,093.12, 10,302,156.48 and 4,202,118.40
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Solution
The fourth proportional to 7,465,093.12, 10,302,156.48 and 4,202,118.40 is: 5,799,108.01
Step by Step Solution
- Step 1: Write the proportion equation
7,465,093.12 : 10,302,156.48 = 4,202,118.40 : x - Step 2: Convert to fraction form
7,465,093.12/10,302,156.48 = 4,202,118.40/x - Step 3: Cross multiply
7,465,093.12x = 10,302,156.48 × 4,202,118.40 - Step 4: Simplify right side
7,465,093.12x = 43,290,881,304,287.23 - Step 5: Solve for x
x = 43,290,881,304,287.23/7,465,093.12 - Step 6: Final answer
x = 5,799,108.01
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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.