Finding the Fourth Proportional to 65,129,625.80, 97,708,608.30 and 19,690,233.80
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Solution
The fourth proportional to 65,129,625.80, 97,708,608.30 and 19,690,233.80 is: 29,539,634.51
Step by Step Solution
- Step 1: Write the proportion equation
65,129,625.80 : 97,708,608.30 = 19,690,233.80 : x - Step 2: Convert to fraction form
65,129,625.80/97,708,608.30 = 19,690,233.80/x - Step 3: Cross multiply
65,129,625.80x = 97,708,608.30 × 19,690,233.80 - Step 4: Simplify right side
65,129,625.80x = 1,923,905,341,699,620.50 - Step 5: Solve for x
x = 1,923,905,341,699,620.50/65,129,625.80 - Step 6: Final answer
x = 29,539,634.51
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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.