Finding the Fourth Proportional to 7,964,075.64, 11,950,100.64 and 3,646,117.56
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Solution
The fourth proportional to 7,964,075.64, 11,950,100.64 and 3,646,117.56 is: 5,471,001.75
Step by Step Solution
- Step 1: Write the proportion equation
7,964,075.64 : 11,950,100.64 = 3,646,117.56 : x - Step 2: Convert to fraction form
7,964,075.64/11,950,100.64 = 3,646,117.56/x - Step 3: Cross multiply
7,964,075.64x = 11,950,100.64 × 3,646,117.56 - Step 4: Simplify right side
7,964,075.64x = 43,571,471,787,271.24 - Step 5: Solve for x
x = 43,571,471,787,271.24/7,964,075.64 - Step 6: Final answer
x = 5,471,001.75
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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.