Finding the Fourth Proportional to 13,802,988.11, 19,048,199.15 and 8,005,207.37
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Solution
The fourth proportional to 13,802,988.11, 19,048,199.15 and 8,005,207.37 is: 11,047,229.99
Step by Step Solution
- Step 1: Write the proportion equation
13,802,988.11 : 19,048,199.15 = 8,005,207.37 : x - Step 2: Convert to fraction form
13,802,988.11/19,048,199.15 = 8,005,207.37/x - Step 3: Cross multiply
13,802,988.11x = 19,048,199.15 × 8,005,207.37 - Step 4: Simplify right side
13,802,988.11x = 152,484,784,145,579.75 - Step 5: Solve for x
x = 152,484,784,145,579.75/13,802,988.11 - Step 6: Final answer
x = 11,047,229.99
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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.