Finding the Fourth Proportional to 22,428,877.32, 33,642,833.22 and 6,254,397.99
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Solution
The fourth proportional to 22,428,877.32, 33,642,833.22 and 6,254,397.99 is: 9,381,462.37
Step by Step Solution
- Step 1: Write the proportion equation
22,428,877.32 : 33,642,833.22 = 6,254,397.99 : x - Step 2: Convert to fraction form
22,428,877.32/33,642,833.22 = 6,254,397.99/x - Step 3: Cross multiply
22,428,877.32x = 33,642,833.22 × 6,254,397.99 - Step 4: Simplify right side
22,428,877.32x = 210,415,668,469,073.22 - Step 5: Solve for x
x = 210,415,668,469,073.22/22,428,877.32 - Step 6: Final answer
x = 9,381,462.37
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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.