Finding the Fourth Proportional to 48,487,689.39, 72,729,762.61 and 14,408,149.53
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Solution
The fourth proportional to 48,487,689.39, 72,729,762.61 and 14,408,149.53 is: 21,611,697.89
Step by Step Solution
- Step 1: Write the proportion equation
48,487,689.39 : 72,729,762.61 = 14,408,149.53 : x - Step 2: Convert to fraction form
48,487,689.39/72,729,762.61 = 14,408,149.53/x - Step 3: Cross multiply
48,487,689.39x = 72,729,762.61 × 14,408,149.53 - Step 4: Simplify right side
48,487,689.39x = 1,047,901,294,530,593.62 - Step 5: Solve for x
x = 1,047,901,294,530,593.62/48,487,689.39 - Step 6: Final answer
x = 21,611,697.89
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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.