Finding the Fourth Proportional to 12,045,053.98, 16,622,195.58 and 6,538,432.57
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Solution
The fourth proportional to 12,045,053.98, 16,622,195.58 and 6,538,432.57 is: 9,023,048.39
Step by Step Solution
- Step 1: Write the proportion equation
12,045,053.98 : 16,622,195.58 = 6,538,432.57 : x - Step 2: Convert to fraction form
12,045,053.98/16,622,195.58 = 6,538,432.57/x - Step 3: Cross multiply
12,045,053.98x = 16,622,195.58 × 6,538,432.57 - Step 4: Simplify right side
12,045,053.98x = 108,683,104,965,182.05 - Step 5: Solve for x
x = 108,683,104,965,182.05/12,045,053.98 - Step 6: Final answer
x = 9,023,048.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.