Finding the Fourth Proportional to 34,412,126.00, 47,489,986.96 and 18,730,393.09
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Solution
The fourth proportional to 34,412,126.00, 47,489,986.96 and 18,730,393.09 is: 25,848,624.51
Step by Step Solution
- Step 1: Write the proportion equation
34,412,126.00 : 47,489,986.96 = 18,730,393.09 : x - Step 2: Convert to fraction form
34,412,126.00/47,489,986.96 = 18,730,393.09/x - Step 3: Cross multiply
34,412,126.00x = 47,489,986.96 × 18,730,393.09 - Step 4: Simplify right side
34,412,126.00x = 889,506,123,434,223.12 - Step 5: Solve for x
x = 889,506,123,434,223.12/34,412,126.00 - Step 6: Final answer
x = 25,848,624.51
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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.