Finding the Fourth Proportional to 40,803,961.80, 61,205,942.70 and 15,241,649.70
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Solution
The fourth proportional to 40,803,961.80, 61,205,942.70 and 15,241,649.70 is: 22,862,474.55
Step by Step Solution
- Step 1: Write the proportion equation
40,803,961.80 : 61,205,942.70 = 15,241,649.70 : x - Step 2: Convert to fraction form
40,803,961.80/61,205,942.70 = 15,241,649.70/x - Step 3: Cross multiply
40,803,961.80x = 61,205,942.70 × 15,241,649.70 - Step 4: Simplify right side
40,803,961.80x = 932,879,538,191,672.25 - Step 5: Solve for x
x = 932,879,538,191,672.25/40,803,961.80 - Step 6: Final answer
x = 22,862,474.55
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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.