Finding the Fourth Proportional to 12,294,538.40, 17,237,548 and 12,294,538.40
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Solution
The fourth proportional to 12,294,538.40, 17,237,548 and 12,294,538.40 is: 17,237,548
Step by Step Solution
- Step 1: Write the proportion equation
12,294,538.40 : 17,237,548 = 12,294,538.40 : x - Step 2: Convert to fraction form
12,294,538.40/17,237,548 = 12,294,538.40/x - Step 3: Cross multiply
12,294,538.40x = 17,237,548 × 12,294,538.40 - Step 4: Simplify right side
12,294,538.40x = 211,927,695,807,843.22 - Step 5: Solve for x
x = 211,927,695,807,843.22/12,294,538.40 - Step 6: Final answer
x = 17,237,548
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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.