Finding the Fourth Proportional to 34,412,009.18, 47,489,825.82 and 18,730,276.04
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Solution
The fourth proportional to 34,412,009.18, 47,489,825.82 and 18,730,276.04 is: 25,848,463.02
Step by Step Solution
- Step 1: Write the proportion equation
34,412,009.18 : 47,489,825.82 = 18,730,276.04 : x - Step 2: Convert to fraction form
34,412,009.18/47,489,825.82 = 18,730,276.04/x - Step 3: Cross multiply
34,412,009.18x = 47,489,825.82 × 18,730,276.04 - Step 4: Simplify right side
34,412,009.18x = 889,497,546,700,119.38 - Step 5: Solve for x
x = 889,497,546,700,119.38/34,412,009.18 - Step 6: Final answer
x = 25,848,463.02
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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.