Finding the Fourth Proportional to 17,691,864.60, 24,415,558.74 and 9,957,407.88
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Solution
The fourth proportional to 17,691,864.60, 24,415,558.74 and 9,957,407.88 is: 13,741,665.02
Step by Step Solution
- Step 1: Write the proportion equation
17,691,864.60 : 24,415,558.74 = 9,957,407.88 : x - Step 2: Convert to fraction form
17,691,864.60/24,415,558.74 = 9,957,407.88/x - Step 3: Cross multiply
17,691,864.60x = 24,415,558.74 × 9,957,407.88 - Step 4: Simplify right side
17,691,864.60x = 243,115,676,992,278.88 - Step 5: Solve for x
x = 243,115,676,992,278.88/17,691,864.60 - Step 6: Final answer
x = 13,741,665.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.