Finding the Fourth Proportional to 14,423,364.63, 19,904,244.21 and 7,896,994.56
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Solution
The fourth proportional to 14,423,364.63, 19,904,244.21 and 7,896,994.56 is: 10,897,853.05
Step by Step Solution
- Step 1: Write the proportion equation
14,423,364.63 : 19,904,244.21 = 7,896,994.56 : x - Step 2: Convert to fraction form
14,423,364.63/19,904,244.21 = 7,896,994.56/x - Step 3: Cross multiply
14,423,364.63x = 19,904,244.21 × 7,896,994.56 - Step 4: Simplify right side
14,423,364.63x = 157,183,708,247,281.50 - Step 5: Solve for x
x = 157,183,708,247,281.50/14,423,364.63 - Step 6: Final answer
x = 10,897,853.05
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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.