Finding the Fourth Proportional to 13,016,523.84, 19,524,990.42 and 4,927,327.68
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Solution
The fourth proportional to 13,016,523.84, 19,524,990.42 and 4,927,327.68 is: 7,391,068.99
Step by Step Solution
- Step 1: Write the proportion equation
13,016,523.84 : 19,524,990.42 = 4,927,327.68 : x - Step 2: Convert to fraction form
13,016,523.84/19,524,990.42 = 4,927,327.68/x - Step 3: Cross multiply
13,016,523.84x = 19,524,990.42 × 4,927,327.68 - Step 4: Simplify right side
13,016,523.84x = 96,206,025,748,200.83 - Step 5: Solve for x
x = 96,206,025,748,200.83/13,016,523.84 - Step 6: Final answer
x = 7,391,068.99
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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.