Finding the Fourth Proportional to 11,088,231.40, 16,632,347.10 and 6,814,541.80
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Solution
The fourth proportional to 11,088,231.40, 16,632,347.10 and 6,814,541.80 is: 10,221,812.70
Step by Step Solution
- Step 1: Write the proportion equation
11,088,231.40 : 16,632,347.10 = 6,814,541.80 : x - Step 2: Convert to fraction form
11,088,231.40/16,632,347.10 = 6,814,541.80/x - Step 3: Cross multiply
11,088,231.40x = 16,632,347.10 × 6,814,541.80 - Step 4: Simplify right side
11,088,231.40x = 113,341,824,545,058.78 - Step 5: Solve for x
x = 113,341,824,545,058.78/11,088,231.40 - Step 6: Final answer
x = 10,221,812.70
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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.