Finding the Fourth Proportional to 40,669,536.85, 56,123,756.88 and 22,084,510.99
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Solution
The fourth proportional to 40,669,536.85, 56,123,756.88 and 22,084,510.99 is: 30,476,514.40
Step by Step Solution
- Step 1: Write the proportion equation
40,669,536.85 : 56,123,756.88 = 22,084,510.99 : x - Step 2: Convert to fraction form
40,669,536.85/56,123,756.88 = 22,084,510.99/x - Step 3: Cross multiply
40,669,536.85x = 56,123,756.88 × 22,084,510.99 - Step 4: Simplify right side
40,669,536.85x = 1,239,465,725,616,448 - Step 5: Solve for x
x = 1,239,465,725,616,448/40,669,536.85 - Step 6: Final answer
x = 30,476,514.40
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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.