Finding the Fourth Proportional to 17,593,908.40, 26,390,862.60 and 4,815,704.80
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Solution
The fourth proportional to 17,593,908.40, 26,390,862.60 and 4,815,704.80 is: 7,223,557.20
Step by Step Solution
- Step 1: Write the proportion equation
17,593,908.40 : 26,390,862.60 = 4,815,704.80 : x - Step 2: Convert to fraction form
17,593,908.40/26,390,862.60 = 4,815,704.80/x - Step 3: Cross multiply
17,593,908.40x = 26,390,862.60 × 4,815,704.80 - Step 4: Simplify right side
17,593,908.40x = 127,090,603,698,960.48 - Step 5: Solve for x
x = 127,090,603,698,960.48/17,593,908.40 - Step 6: Final answer
x = 7,223,557.20
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1.5x scale
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.