Finding the Fourth Proportional to 14,322,718.08, 19,765,603.08 and 7,796,535.12
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Solution
The fourth proportional to 14,322,718.08, 19,765,603.08 and 7,796,535.12 is: 10,759,355.71
Step by Step Solution
- Step 1: Write the proportion equation
14,322,718.08 : 19,765,603.08 = 7,796,535.12 : x - Step 2: Convert to fraction form
14,322,718.08/19,765,603.08 = 7,796,535.12/x - Step 3: Cross multiply
14,322,718.08x = 19,765,603.08 × 7,796,535.12 - Step 4: Simplify right side
14,322,718.08x = 154,103,218,581,200.16 - Step 5: Solve for x
x = 154,103,218,581,200.16/14,322,718.08 - Step 6: Final answer
x = 10,759,355.71
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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.