Finding the Fourth Proportional to 19,070,912.92, 26,317,549.78 and 10,369,304.66
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Solution
The fourth proportional to 19,070,912.92, 26,317,549.78 and 10,369,304.66 is: 14,309,471.85
Step by Step Solution
- Step 1: Write the proportion equation
19,070,912.92 : 26,317,549.78 = 10,369,304.66 : x - Step 2: Convert to fraction form
19,070,912.92/26,317,549.78 = 10,369,304.66/x - Step 3: Cross multiply
19,070,912.92x = 26,317,549.78 × 10,369,304.66 - Step 4: Simplify right side
19,070,912.92x = 272,894,691,573,536 - Step 5: Solve for x
x = 272,894,691,573,536/19,070,912.92 - Step 6: Final answer
x = 14,309,471.85
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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.