Finding the Fourth Proportional to 19,555,610.84, 26,986,224.24 and 10,853,558.88
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Solution
The fourth proportional to 19,555,610.84, 26,986,224.24 and 10,853,558.88 is: 14,977,623.36
Step by Step Solution
- Step 1: Write the proportion equation
19,555,610.84 : 26,986,224.24 = 10,853,558.88 : x - Step 2: Convert to fraction form
19,555,610.84/26,986,224.24 = 10,853,558.88/x - Step 3: Cross multiply
19,555,610.84x = 26,986,224.24 × 10,853,558.88 - Step 4: Simplify right side
19,555,610.84x = 292,896,573,737,723.25 - Step 5: Solve for x
x = 292,896,573,737,723.25/19,555,610.84 - Step 6: Final answer
x = 14,977,623.36
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1.5x scale
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.