Finding the Fourth Proportional to 64,745,446.10, 97,124,627.63 and 18,688,431.68
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Solution
The fourth proportional to 64,745,446.10, 97,124,627.63 and 18,688,431.68 is: 28,034,511.73
Step by Step Solution
- Step 1: Write the proportion equation
64,745,446.10 : 97,124,627.63 = 18,688,431.68 : x - Step 2: Convert to fraction form
64,745,446.10/97,124,627.63 = 18,688,431.68/x - Step 3: Cross multiply
64,745,446.10x = 97,124,627.63 × 18,688,431.68 - Step 4: Simplify right side
64,745,446.10x = 1,815,106,967,728,888.25 - Step 5: Solve for x
x = 1,815,106,967,728,888.25/64,745,446.10 - Step 6: Final answer
x = 28,034,511.73
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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.