Finding the Fourth Proportional to 15,121,607.36, 22,676,157.69 and 4,743,364.73
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Solution
The fourth proportional to 15,121,607.36, 22,676,157.69 and 4,743,364.73 is: 7,113,085.54
Step by Step Solution
- Step 1: Write the proportion equation
15,121,607.36 : 22,676,157.69 = 4,743,364.73 : x - Step 2: Convert to fraction form
15,121,607.36/22,676,157.69 = 4,743,364.73/x - Step 3: Cross multiply
15,121,607.36x = 22,676,157.69 × 4,743,364.73 - Step 4: Simplify right side
15,121,607.36x = 107,561,286,598,664.30 - Step 5: Solve for x
x = 107,561,286,598,664.30/15,121,607.36 - Step 6: Final answer
x = 7,113,085.54
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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.