Finding the Fourth Proportional to 23,419,759.84, 32,318,574.45 and 12,966,242.06
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Solution
The fourth proportional to 23,419,759.84, 32,318,574.45 and 12,966,242.06 is: 17,893,029.74
Step by Step Solution
- Step 1: Write the proportion equation
23,419,759.84 : 32,318,574.45 = 12,966,242.06 : x - Step 2: Convert to fraction form
23,419,759.84/32,318,574.45 = 12,966,242.06/x - Step 3: Cross multiply
23,419,759.84x = 32,318,574.45 × 12,966,242.06 - Step 4: Simplify right side
23,419,759.84x = 419,050,459,385,004.38 - Step 5: Solve for x
x = 419,050,459,385,004.38/23,419,759.84 - Step 6: Final answer
x = 17,893,029.74
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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.