Finding the Fourth Proportional to 14,423,132.19, 19,903,166.46 and 7,895,512.02
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Solution
The fourth proportional to 14,423,132.19, 19,903,166.46 and 7,895,512.02 is: 10,895,392.76
Step by Step Solution
- Step 1: Write the proportion equation
14,423,132.19 : 19,903,166.46 = 7,895,512.02 : x - Step 2: Convert to fraction form
14,423,132.19/19,903,166.46 = 7,895,512.02/x - Step 3: Cross multiply
14,423,132.19x = 19,903,166.46 × 7,895,512.02 - Step 4: Simplify right side
14,423,132.19x = 157,145,690,020,990.84 - Step 5: Solve for x
x = 157,145,690,020,990.84/14,423,132.19 - Step 6: Final answer
x = 10,895,392.76
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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.