Finding the Fourth Proportional to 64,994,418.78, 97,471,998.09 and 19,544,148.06
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Solution
The fourth proportional to 64,994,418.78, 97,471,998.09 and 19,544,148.06 is: 29,310,319.23
Step by Step Solution
- Step 1: Write the proportion equation
64,994,418.78 : 97,471,998.09 = 19,544,148.06 : x - Step 2: Convert to fraction form
64,994,418.78/97,471,998.09 = 19,544,148.06/x - Step 3: Cross multiply
64,994,418.78x = 97,471,998.09 × 19,544,148.06 - Step 4: Simplify right side
64,994,418.78x = 1,905,007,162,374,997.25 - Step 5: Solve for x
x = 1,905,007,162,374,997.25/64,994,418.78 - Step 6: Final answer
x = 29,310,319.23
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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.