Finding the Fourth Proportional to 56,185,072.20, 84,293,354.70 and 27,432,145.80
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Solution
The fourth proportional to 56,185,072.20, 84,293,354.70 and 27,432,145.80 is: 41,155,906.82
Step by Step Solution
- Step 1: Write the proportion equation
56,185,072.20 : 84,293,354.70 = 27,432,145.80 : x - Step 2: Convert to fraction form
56,185,072.20/84,293,354.70 = 27,432,145.80/x - Step 3: Cross multiply
56,185,072.20x = 84,293,354.70 × 27,432,145.80 - Step 4: Simplify right side
56,185,072.20x = 2,312,347,596,101,515.50 - Step 5: Solve for x
x = 2,312,347,596,101,515.50/56,185,072.20 - Step 6: Final answer
x = 41,155,906.82
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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.