Finding the Fourth Proportional to 16,186,021.40, 24,279,032.10 and 14,863,323.80
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Solution
The fourth proportional to 16,186,021.40, 24,279,032.10 and 14,863,323.80 is: 22,294,985.70
Step by Step Solution
- Step 1: Write the proportion equation
16,186,021.40 : 24,279,032.10 = 14,863,323.80 : x - Step 2: Convert to fraction form
16,186,021.40/24,279,032.10 = 14,863,323.80/x - Step 3: Cross multiply
16,186,021.40x = 24,279,032.10 × 14,863,323.80 - Step 4: Simplify right side
16,186,021.40x = 360,867,115,652,894 - Step 5: Solve for x
x = 360,867,115,652,894/16,186,021.40 - Step 6: Final answer
x = 22,294,985.70
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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.