Finding the Fourth Proportional to 29,746,178.24, 44,621,317.10 and 12,456,971.42
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Solution
The fourth proportional to 29,746,178.24, 44,621,317.10 and 12,456,971.42 is: 18,686,315.50
Step by Step Solution
- Step 1: Write the proportion equation
29,746,178.24 : 44,621,317.10 = 12,456,971.42 : x - Step 2: Convert to fraction form
29,746,178.24/44,621,317.10 = 12,456,971.42/x - Step 3: Cross multiply
29,746,178.24x = 44,621,317.10 × 12,456,971.42 - Step 4: Simplify right side
29,746,178.24x = 555,846,471,645,493.06 - Step 5: Solve for x
x = 555,846,471,645,493.06/29,746,178.24 - Step 6: Final answer
x = 18,686,315.50
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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.