Finding the Fourth Proportional to 40,772,106.37, 56,265,514.68 and 22,437,391.87
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Solution
The fourth proportional to 40,772,106.37, 56,265,514.68 and 22,437,391.87 is: 30,963,605.12
Step by Step Solution
- Step 1: Write the proportion equation
40,772,106.37 : 56,265,514.68 = 22,437,391.87 : x - Step 2: Convert to fraction form
40,772,106.37/56,265,514.68 = 22,437,391.87/x - Step 3: Cross multiply
40,772,106.37x = 56,265,514.68 × 22,437,391.87 - Step 4: Simplify right side
40,772,106.37x = 1,262,451,401,642,397.75 - Step 5: Solve for x
x = 1,262,451,401,642,397.75/40,772,106.37 - Step 6: Final answer
x = 30,963,605.12
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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.