Finding the Fourth Proportional to 65,308,138.48, 97,976,379.84 and 19,868,752
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Solution
The fourth proportional to 65,308,138.48, 97,976,379.84 and 19,868,752 is: 29,807,439.60
Step by Step Solution
- Step 1: Write the proportion equation
65,308,138.48 : 97,976,379.84 = 19,868,752 : x - Step 2: Convert to fraction form
65,308,138.48/97,976,379.84 = 19,868,752/x - Step 3: Cross multiply
65,308,138.48x = 97,976,379.84 × 19,868,752 - Step 4: Simplify right side
65,308,138.48x = 1,946,668,392,898,759.75 - Step 5: Solve for x
x = 1,946,668,392,898,759.75/65,308,138.48 - Step 6: Final answer
x = 29,807,439.60
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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.