Finding the Fourth Proportional to 14,240,677.23, 19,652,194.79 and 7,714,306.68
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Solution
The fourth proportional to 14,240,677.23, 19,652,194.79 and 7,714,306.68 is: 10,645,775.83
Step by Step Solution
- Step 1: Write the proportion equation
14,240,677.23 : 19,652,194.79 = 7,714,306.68 : x - Step 2: Convert to fraction form
14,240,677.23/19,652,194.79 = 7,714,306.68/x - Step 3: Cross multiply
14,240,677.23x = 19,652,194.79 × 7,714,306.68 - Step 4: Simplify right side
14,240,677.23x = 151,603,057,506,586.66 - Step 5: Solve for x
x = 151,603,057,506,586.66/14,240,677.23 - Step 6: Final answer
x = 10,645,775.83
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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.