Finding the Fourth Proportional to 19,894,470.20, 29,841,703.56 and 5,517,537.68
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Solution
The fourth proportional to 19,894,470.20, 29,841,703.56 and 5,517,537.68 is: 8,276,306.04
Step by Step Solution
- Step 1: Write the proportion equation
19,894,470.20 : 29,841,703.56 = 5,517,537.68 : x - Step 2: Convert to fraction form
19,894,470.20/29,841,703.56 = 5,517,537.68/x - Step 3: Cross multiply
19,894,470.20x = 29,841,703.56 × 5,517,537.68 - Step 4: Simplify right side
19,894,470.20x = 164,652,723,827,690.12 - Step 5: Solve for x
x = 164,652,723,827,690.12/19,894,470.20 - Step 6: Final answer
x = 8,276,306.04
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.