Finding the Fourth Proportional to 71,158,554.24, 106,738,766.28 and 19,345,714.08
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Solution
The fourth proportional to 71,158,554.24, 106,738,766.28 and 19,345,714.08 is: 29,018,825.29
Step by Step Solution
- Step 1: Write the proportion equation
71,158,554.24 : 106,738,766.28 = 19,345,714.08 : x - Step 2: Convert to fraction form
71,158,554.24/106,738,766.28 = 19,345,714.08/x - Step 3: Cross multiply
71,158,554.24x = 106,738,766.28 × 19,345,714.08 - Step 4: Simplify right side
71,158,554.24x = 2,064,937,653,704,825 - Step 5: Solve for x
x = 2,064,937,653,704,825/71,158,554.24 - Step 6: Final answer
x = 29,018,825.29
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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.