Finding the Fourth Proportional to 65,129,626.80, 97,708,609.80 and 19,690,234.80
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Solution
The fourth proportional to 65,129,626.80, 97,708,609.80 and 19,690,234.80 is: 29,539,636.01
Step by Step Solution
- Step 1: Write the proportion equation
65,129,626.80 : 97,708,609.80 = 19,690,234.80 : x - Step 2: Convert to fraction form
65,129,626.80/97,708,609.80 = 19,690,234.80/x - Step 3: Cross multiply
65,129,626.80x = 97,708,609.80 × 19,690,234.80 - Step 4: Simplify right side
65,129,626.80x = 1,923,905,468,943,581 - Step 5: Solve for x
x = 1,923,905,468,943,581/65,129,626.80 - Step 6: Final answer
x = 29,539,636.01
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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.