Finding the Fourth Proportional to 32,296,417.55, 44,576,536.74 and 21,285,124.05
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Solution
The fourth proportional to 32,296,417.55, 44,576,536.74 and 21,285,124.05 is: 29,378,401.27
Step by Step Solution
- Step 1: Write the proportion equation
32,296,417.55 : 44,576,536.74 = 21,285,124.05 : x - Step 2: Convert to fraction form
32,296,417.55/44,576,536.74 = 21,285,124.05/x - Step 3: Cross multiply
32,296,417.55x = 44,576,536.74 × 21,285,124.05 - Step 4: Simplify right side
32,296,417.55x = 948,817,114,230,282.62 - Step 5: Solve for x
x = 948,817,114,230,282.62/32,296,417.55 - Step 6: Final answer
x = 29,378,401.27
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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.