Finding the Fourth Proportional to 29,646,488.64, 40,911,752.84 and 16,593,744.09
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Solution
The fourth proportional to 29,646,488.64, 40,911,752.84 and 16,593,744.09 is: 22,899,142.13
Step by Step Solution
- Step 1: Write the proportion equation
29,646,488.64 : 40,911,752.84 = 16,593,744.09 : x - Step 2: Convert to fraction form
29,646,488.64/40,911,752.84 = 16,593,744.09/x - Step 3: Cross multiply
29,646,488.64x = 40,911,752.84 × 16,593,744.09 - Step 4: Simplify right side
29,646,488.64x = 678,879,156,900,290.75 - Step 5: Solve for x
x = 678,879,156,900,290.75/29,646,488.64 - Step 6: Final answer
x = 22,899,142.13
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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.