Finding the Fourth Proportional to 48,374,097.30, 66,753,734.85 and 30,038,992.02
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Solution
The fourth proportional to 48,374,097.30, 66,753,734.85 and 30,038,992.02 is: 41,452,244.49
Step by Step Solution
- Step 1: Write the proportion equation
48,374,097.30 : 66,753,734.85 = 30,038,992.02 : x - Step 2: Convert to fraction form
48,374,097.30/66,753,734.85 = 30,038,992.02/x - Step 3: Cross multiply
48,374,097.30x = 66,753,734.85 × 30,038,992.02 - Step 4: Simplify right side
48,374,097.30x = 2,005,214,908,464,346 - Step 5: Solve for x
x = 2,005,214,908,464,346/48,374,097.30 - Step 6: Final answer
x = 41,452,244.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.