Finding the Fourth Proportional to 10,714,190.10, 14,785,690.68 and 5,819,507.70
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Solution
The fourth proportional to 10,714,190.10, 14,785,690.68 and 5,819,507.70 is: 8,030,979.47
Step by Step Solution
- Step 1: Write the proportion equation
10,714,190.10 : 14,785,690.68 = 5,819,507.70 : x - Step 2: Convert to fraction form
10,714,190.10/14,785,690.68 = 5,819,507.70/x - Step 3: Cross multiply
10,714,190.10x = 14,785,690.68 × 5,819,507.70 - Step 4: Simplify right side
10,714,190.10x = 86,045,440,762,078.23 - Step 5: Solve for x
x = 86,045,440,762,078.23/10,714,190.10 - Step 6: Final answer
x = 8,030,979.47
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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.