Finding the Fourth Proportional to 14,920,843.63, 22,381,264.19 and 4,138,144.28
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Solution
The fourth proportional to 14,920,843.63, 22,381,264.19 and 4,138,144.28 is: 6,207,216.08
Step by Step Solution
- Step 1: Write the proportion equation
14,920,843.63 : 22,381,264.19 = 4,138,144.28 : x - Step 2: Convert to fraction form
14,920,843.63/22,381,264.19 = 4,138,144.28/x - Step 3: Cross multiply
14,920,843.63x = 22,381,264.19 × 4,138,144.28 - Step 4: Simplify right side
14,920,843.63x = 92,616,900,453,315.86 - Step 5: Solve for x
x = 92,616,900,453,315.86/14,920,843.63 - Step 6: Final answer
x = 6,207,216.08
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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.