Finding the Fourth Proportional to 48,905,812.80, 67,490,719.92 and 26,881,348.32
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Solution
The fourth proportional to 48,905,812.80, 67,490,719.92 and 26,881,348.32 is: 37,096,644.48
Step by Step Solution
- Step 1: Write the proportion equation
48,905,812.80 : 67,490,719.92 = 26,881,348.32 : x - Step 2: Convert to fraction form
48,905,812.80/67,490,719.92 = 26,881,348.32/x - Step 3: Cross multiply
48,905,812.80x = 67,490,719.92 × 26,881,348.32 - Step 4: Simplify right side
48,905,812.80x = 1,814,241,550,537,082.50 - Step 5: Solve for x
x = 1,814,241,550,537,082.50/48,905,812.80 - Step 6: Final answer
x = 37,096,644.48
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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.