Finding the Fourth Proportional to 12,596,393.68, 18,897,588.99 and 4,076,730.16
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Solution
The fourth proportional to 12,596,393.68, 18,897,588.99 and 4,076,730.16 is: 6,116,065.67
Step by Step Solution
- Step 1: Write the proportion equation
12,596,393.68 : 18,897,588.99 = 4,076,730.16 : x - Step 2: Convert to fraction form
12,596,393.68/18,897,588.99 = 4,076,730.16/x - Step 3: Cross multiply
12,596,393.68x = 18,897,588.99 × 4,076,730.16 - Step 4: Simplify right side
12,596,393.68x = 77,040,370,939,572.97 - Step 5: Solve for x
x = 77,040,370,939,572.97/12,596,393.68 - Step 6: Final answer
x = 6,116,065.67
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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.