Finding the Fourth Proportional to 11,264,117.20, 16,896,175.80 and 4,075,637.20
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Solution
The fourth proportional to 11,264,117.20, 16,896,175.80 and 4,075,637.20 is: 6,113,455.80
Step by Step Solution
- Step 1: Write the proportion equation
11,264,117.20 : 16,896,175.80 = 4,075,637.20 : x - Step 2: Convert to fraction form
11,264,117.20/16,896,175.80 = 4,075,637.20/x - Step 3: Cross multiply
11,264,117.20x = 16,896,175.80 × 4,075,637.20 - Step 4: Simplify right side
11,264,117.20x = 68,862,682,628,219.77 - Step 5: Solve for x
x = 68,862,682,628,219.77/11,264,117.20 - Step 6: Final answer
x = 6,113,455.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.