Finding the Fourth Proportional to 16,772,766.96, 23,146,162.26 and 9,430,606.92
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Solution
The fourth proportional to 16,772,766.96, 23,146,162.26 and 9,430,606.92 is: 13,014,093.53
Step by Step Solution
- Step 1: Write the proportion equation
16,772,766.96 : 23,146,162.26 = 9,430,606.92 : x - Step 2: Convert to fraction form
16,772,766.96/23,146,162.26 = 9,430,606.92/x - Step 3: Cross multiply
16,772,766.96x = 23,146,162.26 × 9,430,606.92 - Step 4: Simplify right side
16,772,766.96x = 218,282,357,980,598.84 - Step 5: Solve for x
x = 218,282,357,980,598.84/16,772,766.96 - Step 6: Final answer
x = 13,014,093.53
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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.