Finding the Fourth Proportional to 10,399,207,674.12, 14,349,695,897.61 and 5,821,722,749.31
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Solution
The fourth proportional to 10,399,207,674.12, 14,349,695,897.61 and 5,821,722,749.31 is: 8,033,299,619.61
Step by Step Solution
- Step 1: Write the proportion equation
10,399,207,674.12 : 14,349,695,897.61 = 5,821,722,749.31 : x - Step 2: Convert to fraction form
10,399,207,674.12/14,349,695,897.61 = 5,821,722,749.31/x - Step 3: Cross multiply
10,399,207,674.12x = 14,349,695,897.61 × 5,821,722,749.31 - Step 4: Simplify right side
10,399,207,674.12x = 83,539,951,052,796,526,592 - Step 5: Solve for x
x = 83,539,951,052,796,526,592/10,399,207,674.12 - Step 6: Final answer
x = 8,033,299,619.61
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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.