Finding the Fourth Proportional to 34,466,133.26, 47,563,553.31 and 18,996,257.42
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Solution
The fourth proportional to 34,466,133.26, 47,563,553.31 and 18,996,257.42 is: 26,214,994.75
Step by Step Solution
- Step 1: Write the proportion equation
34,466,133.26 : 47,563,553.31 = 18,996,257.42 : x - Step 2: Convert to fraction form
34,466,133.26/47,563,553.31 = 18,996,257.42/x - Step 3: Cross multiply
34,466,133.26x = 47,563,553.31 × 18,996,257.42 - Step 4: Simplify right side
34,466,133.26x = 903,529,502,486,653.25 - Step 5: Solve for x
x = 903,529,502,486,653.25/34,466,133.26 - Step 6: Final answer
x = 26,214,994.75
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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.