Finding the Fourth Proportional to 5,495,440.20, 8,239,320.30 and 3,250,422.60
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Solution
The fourth proportional to 5,495,440.20, 8,239,320.30 and 3,250,422.60 is: 4,873,362.63
Step by Step Solution
- Step 1: Write the proportion equation
5,495,440.20 : 8,239,320.30 = 3,250,422.60 : x - Step 2: Convert to fraction form
5,495,440.20/8,239,320.30 = 3,250,422.60/x - Step 3: Cross multiply
5,495,440.20x = 8,239,320.30 × 3,250,422.60 - Step 4: Simplify right side
5,495,440.20x = 26,781,272,911,758.78 - Step 5: Solve for x
x = 26,781,272,911,758.78/5,495,440.20 - Step 6: Final answer
x = 4,873,362.63
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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.