Finding the Fourth Proportional to 34,319,093.10, 47,348,825.88 and 19,432,382.98
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Solution
The fourth proportional to 34,319,093.10, 47,348,825.88 and 19,432,382.98 is: 26,810,164.11
Step by Step Solution
- Step 1: Write the proportion equation
34,319,093.10 : 47,348,825.88 = 19,432,382.98 : x - Step 2: Convert to fraction form
34,319,093.10/47,348,825.88 = 19,432,382.98/x - Step 3: Cross multiply
34,319,093.10x = 47,348,825.88 × 19,432,382.98 - Step 4: Simplify right side
34,319,093.10x = 920,100,518,087,466.75 - Step 5: Solve for x
x = 920,100,518,087,466.75/34,319,093.10 - Step 6: Final answer
x = 26,810,164.11
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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.