Finding the Fourth Proportional to 40,958,315.48, 56,521,396.14 and 22,623,207.32
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Solution
The fourth proportional to 40,958,315.48, 56,521,396.14 and 22,623,207.32 is: 31,219,430.00
Step by Step Solution
- Step 1: Write the proportion equation
40,958,315.48 : 56,521,396.14 = 22,623,207.32 : x - Step 2: Convert to fraction form
40,958,315.48/56,521,396.14 = 22,623,207.32/x - Step 3: Cross multiply
40,958,315.48x = 56,521,396.14 × 22,623,207.32 - Step 4: Simplify right side
40,958,315.48x = 1,278,695,262,891,067.75 - Step 5: Solve for x
x = 1,278,695,262,891,067.75/40,958,315.48 - Step 6: Final answer
x = 31,219,430.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.