Finding the Fourth Proportional to 12,528,092.40, 17,501,538 and 12,528,092.40
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Solution
The fourth proportional to 12,528,092.40, 17,501,538 and 12,528,092.40 is: 17,501,538
Step by Step Solution
- Step 1: Write the proportion equation
12,528,092.40 : 17,501,538 = 12,528,092.40 : x - Step 2: Convert to fraction form
12,528,092.40/17,501,538 = 12,528,092.40/x - Step 3: Cross multiply
12,528,092.40x = 17,501,538 × 12,528,092.40 - Step 4: Simplify right side
12,528,092.40x = 219,260,885,206,111.22 - Step 5: Solve for x
x = 219,260,885,206,111.22/12,528,092.40 - Step 6: Final answer
x = 17,501,538
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.