Finding the Fourth Proportional to 11,785,726.19, 16,264,135.50 and 6,629,075.44
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Solution
The fourth proportional to 11,785,726.19, 16,264,135.50 and 6,629,075.44 is: 9,148,030.37
Step by Step Solution
- Step 1: Write the proportion equation
11,785,726.19 : 16,264,135.50 = 6,629,075.44 : x - Step 2: Convert to fraction form
11,785,726.19/16,264,135.50 = 6,629,075.44/x - Step 3: Cross multiply
11,785,726.19x = 16,264,135.50 × 6,629,075.44 - Step 4: Simplify right side
11,785,726.19x = 107,816,181,130,362.75 - Step 5: Solve for x
x = 107,816,181,130,362.75/11,785,726.19 - Step 6: Final answer
x = 9,148,030.37
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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.