Finding the Fourth Proportional to 68,999,819.06, 103,500,630.11 and 22,941,688.09
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Solution
The fourth proportional to 68,999,819.06, 103,500,630.11 and 22,941,688.09 is: 34,412,831.88
Step by Step Solution
- Step 1: Write the proportion equation
68,999,819.06 : 103,500,630.11 = 22,941,688.09 : x - Step 2: Convert to fraction form
68,999,819.06/103,500,630.11 = 22,941,688.09/x - Step 3: Cross multiply
68,999,819.06x = 103,500,630.11 × 22,941,688.09 - Step 4: Simplify right side
68,999,819.06x = 2,374,479,173,102,082.50 - Step 5: Solve for x
x = 2,374,479,173,102,082.50/68,999,819.06 - Step 6: Final answer
x = 34,412,831.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.