Finding the Fourth Proportional to 23,280,115.97, 34,919,013.13 and 8,705,963.99
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Solution
The fourth proportional to 23,280,115.97, 34,919,013.13 and 8,705,963.99 is: 13,058,511.88
Step by Step Solution
- Step 1: Write the proportion equation
23,280,115.97 : 34,919,013.13 = 8,705,963.99 : x - Step 2: Convert to fraction form
23,280,115.97/34,919,013.13 = 8,705,963.99/x - Step 3: Cross multiply
23,280,115.97x = 34,919,013.13 × 8,705,963.99 - Step 4: Simplify right side
23,280,115.97x = 304,003,670,941,649.75 - Step 5: Solve for x
x = 304,003,670,941,649.75/23,280,115.97 - Step 6: Final answer
x = 13,058,511.88
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1.5x scale
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.