Finding the Fourth Proportional to 14,062,828,037.12, 19,397,875,260.44 and 8,343,062,965.32
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Solution
The fourth proportional to 14,062,828,037.12, 19,397,875,260.44 and 8,343,062,965.32 is: 11,508,189,836.65
Step by Step Solution
- Step 1: Write the proportion equation
14,062,828,037.12 : 19,397,875,260.44 = 8,343,062,965.32 : x - Step 2: Convert to fraction form
14,062,828,037.12/19,397,875,260.44 = 8,343,062,965.32/x - Step 3: Cross multiply
14,062,828,037.12x = 19,397,875,260.44 × 8,343,062,965.32 - Step 4: Simplify right side
14,062,828,037.12x = 161,837,694,691,273,998,336 - Step 5: Solve for x
x = 161,837,694,691,273,998,336/14,062,828,037.12 - Step 6: Final answer
x = 11,508,189,836.65
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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.