Finding the Fourth Proportional to 34,140,106.08, 47,117,650.17 and 22,389,256.68
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Solution
The fourth proportional to 34,140,106.08, 47,117,650.17 and 22,389,256.68 is: 30,899,996.66
Step by Step Solution
- Step 1: Write the proportion equation
34,140,106.08 : 47,117,650.17 = 22,389,256.68 : x - Step 2: Convert to fraction form
34,140,106.08/47,117,650.17 = 22,389,256.68/x - Step 3: Cross multiply
34,140,106.08x = 47,117,650.17 × 22,389,256.68 - Step 4: Simplify right side
34,140,106.08x = 1,054,929,163,814,575.62 - Step 5: Solve for x
x = 1,054,929,163,814,575.62/34,140,106.08 - Step 6: Final answer
x = 30,899,996.66
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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.