Finding the Fourth Proportional to 32,648,019.40, 48,972,029.10 and 29,120,825.80
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Solution
The fourth proportional to 32,648,019.40, 48,972,029.10 and 29,120,825.80 is: 43,681,238.70
Step by Step Solution
- Step 1: Write the proportion equation
32,648,019.40 : 48,972,029.10 = 29,120,825.80 : x - Step 2: Convert to fraction form
32,648,019.40/48,972,029.10 = 29,120,825.80/x - Step 3: Cross multiply
32,648,019.40x = 48,972,029.10 × 29,120,825.80 - Step 4: Simplify right side
32,648,019.40x = 1,426,105,928,493,630.75 - Step 5: Solve for x
x = 1,426,105,928,493,630.75/32,648,019.40 - Step 6: Final answer
x = 43,681,238.70
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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.