Finding the Fourth Proportional to 34,678,242.76, 51,979,818.66 and 22,556,368.84
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Solution
The fourth proportional to 34,678,242.76, 51,979,818.66 and 22,556,368.84 is: 33,810,131.90
Step by Step Solution
- Step 1: Write the proportion equation
34,678,242.76 : 51,979,818.66 = 22,556,368.84 : x - Step 2: Convert to fraction form
34,678,242.76/51,979,818.66 = 22,556,368.84/x - Step 3: Cross multiply
34,678,242.76x = 51,979,818.66 × 22,556,368.84 - Step 4: Simplify right side
34,678,242.76x = 1,172,475,961,931,274.50 - Step 5: Solve for x
x = 1,172,475,961,931,274.50/34,678,242.76 - Step 6: Final answer
x = 33,810,131.90
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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.