Finding the Fourth Proportional to 19,526,832.68, 29,291,842.94 and 9,806,446.57
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Solution
The fourth proportional to 19,526,832.68, 29,291,842.94 and 9,806,446.57 is: 14,710,470.32
Step by Step Solution
- Step 1: Write the proportion equation
19,526,832.68 : 29,291,842.94 = 9,806,446.57 : x - Step 2: Convert to fraction form
19,526,832.68/29,291,842.94 = 9,806,446.57/x - Step 3: Cross multiply
19,526,832.68x = 29,291,842.94 × 9,806,446.57 - Step 4: Simplify right side
19,526,832.68x = 287,248,892,633,380.06 - Step 5: Solve for x
x = 287,248,892,633,380.06/19,526,832.68 - Step 6: Final answer
x = 14,710,470.32
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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.