Finding the Fourth Proportional to 19,750,271.48, 29,619,342.18 and 6,967,786.84
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Solution
The fourth proportional to 19,750,271.48, 29,619,342.18 and 6,967,786.84 is: 10,449,540.55
Step by Step Solution
- Step 1: Write the proportion equation
19,750,271.48 : 29,619,342.18 = 6,967,786.84 : x - Step 2: Convert to fraction form
19,750,271.48/29,619,342.18 = 6,967,786.84/x - Step 3: Cross multiply
19,750,271.48x = 29,619,342.18 × 6,967,786.84 - Step 4: Simplify right side
19,750,271.48x = 206,381,262,651,260.91 - Step 5: Solve for x
x = 206,381,262,651,260.91/19,750,271.48 - Step 6: Final answer
x = 10,449,540.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.