Finding the Fourth Proportional to 48,515,444.60, 72,774,644.24 and 18,970,455.08
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Solution
The fourth proportional to 48,515,444.60, 72,774,644.24 and 18,970,455.08 is: 28,456,260.28
Step by Step Solution
- Step 1: Write the proportion equation
48,515,444.60 : 72,774,644.24 = 18,970,455.08 : x - Step 2: Convert to fraction form
48,515,444.60/72,774,644.24 = 18,970,455.08/x - Step 3: Cross multiply
48,515,444.60x = 72,774,644.24 × 18,970,455.08 - Step 4: Simplify right side
48,515,444.60x = 1,380,568,119,059,175.25 - Step 5: Solve for x
x = 1,380,568,119,059,175.25/48,515,444.60 - Step 6: Final answer
x = 28,456,260.28
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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.