Finding the Fourth Proportional to 61,095,352.79, 91,582,495.74 and 28,689,245.18
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Solution
The fourth proportional to 61,095,352.79, 91,582,495.74 and 28,689,245.18 is: 43,005,442.38
Step by Step Solution
- Step 1: Write the proportion equation
61,095,352.79 : 91,582,495.74 = 28,689,245.18 : x - Step 2: Convert to fraction form
61,095,352.79/91,582,495.74 = 28,689,245.18/x - Step 3: Cross multiply
61,095,352.79x = 91,582,495.74 × 28,689,245.18 - Step 4: Simplify right side
61,095,352.79x = 2,627,432,674,023,253 - Step 5: Solve for x
x = 2,627,432,674,023,253/61,095,352.79 - Step 6: Final answer
x = 43,005,442.38
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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.