Finding the Fourth Proportional to 19,919,167.64, 29,879,810.94 and 6,273,381.14
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Solution
The fourth proportional to 19,919,167.64, 29,879,810.94 and 6,273,381.14 is: 9,410,405.38
Step by Step Solution
- Step 1: Write the proportion equation
19,919,167.64 : 29,879,810.94 = 6,273,381.14 : x - Step 2: Convert to fraction form
19,919,167.64/29,879,810.94 = 6,273,381.14/x - Step 3: Cross multiply
19,919,167.64x = 29,879,810.94 × 6,273,381.14 - Step 4: Simplify right side
19,919,167.64x = 187,447,442,268,362.62 - Step 5: Solve for x
x = 187,447,442,268,362.62/19,919,167.64 - Step 6: Final answer
x = 9,410,405.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.