Finding the Fourth Proportional to 79,580,990.76, 119,371,475.97 and 22,073,261.64
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Solution
The fourth proportional to 79,580,990.76, 119,371,475.97 and 22,073,261.64 is: 33,109,889.64
Step by Step Solution
- Step 1: Write the proportion equation
79,580,990.76 : 119,371,475.97 = 22,073,261.64 : x - Step 2: Convert to fraction form
79,580,990.76/119,371,475.97 = 22,073,261.64/x - Step 3: Cross multiply
79,580,990.76x = 119,371,475.97 × 22,073,261.64 - Step 4: Simplify right side
79,580,990.76x = 2,634,917,821,438,783 - Step 5: Solve for x
x = 2,634,917,821,438,783/79,580,990.76 - Step 6: Final answer
x = 33,109,889.64
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.