Finding the Fourth Proportional to 16,218,410.81, 22,262,187.55 and 14,341,750.97
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Solution
The fourth proportional to 16,218,410.81, 22,262,187.55 and 14,341,750.97 is: 19,686,192.04
Step by Step Solution
- Step 1: Write the proportion equation
16,218,410.81 : 22,262,187.55 = 14,341,750.97 : x - Step 2: Convert to fraction form
16,218,410.81/22,262,187.55 = 14,341,750.97/x - Step 3: Cross multiply
16,218,410.81x = 22,262,187.55 × 14,341,750.97 - Step 4: Simplify right side
16,218,410.81x = 319,278,749,817,825.69 - Step 5: Solve for x
x = 319,278,749,817,825.69/16,218,410.81 - Step 6: Final answer
x = 19,686,192.04
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.