Finding the Fourth Proportional to 11,824,345.14, 16,325,664.65 and 7,648,153.07
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Solution
The fourth proportional to 11,824,345.14, 16,325,664.65 and 7,648,153.07 is: 10,559,669.95
Step by Step Solution
- Step 1: Write the proportion equation
11,824,345.14 : 16,325,664.65 = 7,648,153.07 : x - Step 2: Convert to fraction form
11,824,345.14/16,325,664.65 = 7,648,153.07/x - Step 3: Cross multiply
11,824,345.14x = 16,325,664.65 × 7,648,153.07 - Step 4: Simplify right side
11,824,345.14x = 124,861,182,092,818.89 - Step 5: Solve for x
x = 124,861,182,092,818.89/11,824,345.14 - Step 6: Final answer
x = 10,559,669.95
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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.