Finding the Fourth Proportional to 14,281,342.28, 19,708,190.01 and 7,754,918.75
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Solution
The fourth proportional to 14,281,342.28, 19,708,190.01 and 7,754,918.75 is: 10,701,754.02
Step by Step Solution
- Step 1: Write the proportion equation
14,281,342.28 : 19,708,190.01 = 7,754,918.75 : x - Step 2: Convert to fraction form
14,281,342.28/19,708,190.01 = 7,754,918.75/x - Step 3: Cross multiply
14,281,342.28x = 19,708,190.01 × 7,754,918.75 - Step 4: Simplify right side
14,281,342.28x = 152,835,412,138,570.75 - Step 5: Solve for x
x = 152,835,412,138,570.75/14,281,342.28 - Step 6: Final answer
x = 10,701,754.02
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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.