Finding the Fourth Proportional to 14,920,843.23, 22,381,263.59 and 4,138,143.95
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Solution
The fourth proportional to 14,920,843.23, 22,381,263.59 and 4,138,143.95 is: 6,207,215.58
Step by Step Solution
- Step 1: Write the proportion equation
14,920,843.23 : 22,381,263.59 = 4,138,143.95 : x - Step 2: Convert to fraction form
14,920,843.23/22,381,263.59 = 4,138,143.95/x - Step 3: Cross multiply
14,920,843.23x = 22,381,263.59 × 4,138,143.95 - Step 4: Simplify right side
14,920,843.23x = 92,616,890,553,576.22 - Step 5: Solve for x
x = 92,616,890,553,576.22/14,920,843.23 - Step 6: Final answer
x = 6,207,215.58
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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.