Finding the Fourth Proportional to 5,486,254.34, 7,574,729.51 and 3,424,410.14
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Solution
The fourth proportional to 5,486,254.34, 7,574,729.51 and 3,424,410.14 is: 4,727,994.53
Step by Step Solution
- Step 1: Write the proportion equation
5,486,254.34 : 7,574,729.51 = 3,424,410.14 : x - Step 2: Convert to fraction form
5,486,254.34/7,574,729.51 = 3,424,410.14/x - Step 3: Cross multiply
5,486,254.34x = 7,574,729.51 × 3,424,410.14 - Step 4: Simplify right side
5,486,254.34x = 25,938,980,512,488.61 - Step 5: Solve for x
x = 25,938,980,512,488.61/5,486,254.34 - Step 6: Final answer
x = 4,727,994.53
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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.