Finding the Fourth Proportional to 27,961,106.61, 41,948,013.76 and 8,532,070.62
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Solution
The fourth proportional to 27,961,106.61, 41,948,013.76 and 8,532,070.62 is: 12,800,044.75
Step by Step Solution
- Step 1: Write the proportion equation
27,961,106.61 : 41,948,013.76 = 8,532,070.62 : x - Step 2: Convert to fraction form
27,961,106.61/41,948,013.76 = 8,532,070.62/x - Step 3: Cross multiply
27,961,106.61x = 41,948,013.76 × 8,532,070.62 - Step 4: Simplify right side
27,961,106.61x = 357,903,415,769,051.69 - Step 5: Solve for x
x = 357,903,415,769,051.69/27,961,106.61 - Step 6: Final answer
x = 12,800,044.75
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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.