Finding the Fourth Proportional to 17,995,536.40, 26,972,309.40 and 7,207,502.80
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Solution
The fourth proportional to 17,995,536.40, 26,972,309.40 and 7,207,502.80 is: 10,802,845.28
Step by Step Solution
- Step 1: Write the proportion equation
17,995,536.40 : 26,972,309.40 = 7,207,502.80 : x - Step 2: Convert to fraction form
17,995,536.40/26,972,309.40 = 7,207,502.80/x - Step 3: Cross multiply
17,995,536.40x = 26,972,309.40 × 7,207,502.80 - Step 4: Simplify right side
17,995,536.40x = 194,402,995,522,966.31 - Step 5: Solve for x
x = 194,402,995,522,966.31/17,995,536.40 - Step 6: Final answer
x = 10,802,845.28
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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.