Finding the Fourth Proportional to 6,619,226.02, 9,134,477.66 and 3,718,555.82
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Solution
The fourth proportional to 6,619,226.02, 9,134,477.66 and 3,718,555.82 is: 5,131,576.56
Step by Step Solution
- Step 1: Write the proportion equation
6,619,226.02 : 9,134,477.66 = 3,718,555.82 : x - Step 2: Convert to fraction form
6,619,226.02/9,134,477.66 = 3,718,555.82/x - Step 3: Cross multiply
6,619,226.02x = 9,134,477.66 × 3,718,555.82 - Step 4: Simplify right side
6,619,226.02x = 33,967,065,065,252.98 - Step 5: Solve for x
x = 33,967,065,065,252.98/6,619,226.02 - Step 6: Final answer
x = 5,131,576.56
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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.