Finding the Fourth Proportional to 14,283,216.04, 19,716,869.98 and 9,643,286.44
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Solution
The fourth proportional to 14,283,216.04, 19,716,869.98 and 9,643,286.44 is: 13,311,807.68
Step by Step Solution
- Step 1: Write the proportion equation
14,283,216.04 : 19,716,869.98 = 9,643,286.44 : x - Step 2: Convert to fraction form
14,283,216.04/19,716,869.98 = 9,643,286.44/x - Step 3: Cross multiply
14,283,216.04x = 19,716,869.98 × 9,643,286.44 - Step 4: Simplify right side
14,283,216.04x = 190,135,424,917,377.06 - Step 5: Solve for x
x = 190,135,424,917,377.06/14,283,216.04 - Step 6: Final answer
x = 13,311,807.68
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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.