Finding the Fourth Proportional to 19,699,049.59, 27,184,404.67 and 10,878,874.08
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Solution
The fourth proportional to 19,699,049.59, 27,184,404.67 and 10,878,874.08 is: 15,012,689.51
Step by Step Solution
- Step 1: Write the proportion equation
19,699,049.59 : 27,184,404.67 = 10,878,874.08 : x - Step 2: Convert to fraction form
19,699,049.59/27,184,404.67 = 10,878,874.08/x - Step 3: Cross multiply
19,699,049.59x = 27,184,404.67 × 10,878,874.08 - Step 4: Simplify right side
19,699,049.59x = 295,735,715,240,396.19 - Step 5: Solve for x
x = 295,735,715,240,396.19/19,699,049.59 - Step 6: Final answer
x = 15,012,689.51
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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.