Finding the Fourth Proportional to 65,078,706.93, 97,549,428.23 and 21,348,046.18
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Solution
The fourth proportional to 65,078,706.93, 97,549,428.23 and 21,348,046.18 is: 31,999,555.56
Step by Step Solution
- Step 1: Write the proportion equation
65,078,706.93 : 97,549,428.23 = 21,348,046.18 : x - Step 2: Convert to fraction form
65,078,706.93/97,549,428.23 = 21,348,046.18/x - Step 3: Cross multiply
65,078,706.93x = 97,549,428.23 × 21,348,046.18 - Step 4: Simplify right side
65,078,706.93x = 2,082,489,698,233,172 - Step 5: Solve for x
x = 2,082,489,698,233,172/65,078,706.93 - Step 6: Final answer
x = 31,999,555.56
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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.