Finding the Fourth Proportional to 19,695,623.62, 27,184,495.60 and 11,549,486.02
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Solution
The fourth proportional to 19,695,623.62, 27,184,495.60 and 11,549,486.02 is: 15,940,950.03
Step by Step Solution
- Step 1: Write the proportion equation
19,695,623.62 : 27,184,495.60 = 11,549,486.02 : x - Step 2: Convert to fraction form
19,695,623.62/27,184,495.60 = 11,549,486.02/x - Step 3: Cross multiply
19,695,623.62x = 27,184,495.60 × 11,549,486.02 - Step 4: Simplify right side
19,695,623.62x = 313,966,951,892,951.50 - Step 5: Solve for x
x = 313,966,951,892,951.50/19,695,623.62 - Step 6: Final answer
x = 15,940,950.03
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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.