Finding the Fourth Proportional to 22,229,326.41, 33,309,555.29 and 15,419,139.63
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Solution
The fourth proportional to 22,229,326.41, 33,309,555.29 and 15,419,139.63 is: 23,104,824.44
Step by Step Solution
- Step 1: Write the proportion equation
22,229,326.41 : 33,309,555.29 = 15,419,139.63 : x - Step 2: Convert to fraction form
22,229,326.41/33,309,555.29 = 15,419,139.63/x - Step 3: Cross multiply
22,229,326.41x = 33,309,555.29 × 15,419,139.63 - Step 4: Simplify right side
22,229,326.41x = 513,604,683,972,263.06 - Step 5: Solve for x
x = 513,604,683,972,263.06/22,229,326.41 - Step 6: Final answer
x = 23,104,824.44
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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.