Finding the Fourth Proportional to 65,066,439.60, 97,531,561.08 and 21,920,733.36
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Solution
The fourth proportional to 65,066,439.60, 97,531,561.08 and 21,920,733.36 is: 32,858,157.87
Step by Step Solution
- Step 1: Write the proportion equation
65,066,439.60 : 97,531,561.08 = 21,920,733.36 : x - Step 2: Convert to fraction form
65,066,439.60/97,531,561.08 = 21,920,733.36/x - Step 3: Cross multiply
65,066,439.60x = 97,531,561.08 × 21,920,733.36 - Step 4: Simplify right side
65,066,439.60x = 2,137,963,344,619,233.50 - Step 5: Solve for x
x = 2,137,963,344,619,233.50/65,066,439.60 - Step 6: Final answer
x = 32,858,157.87
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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.