Finding the Fourth Proportional to 11,088,278.60, 16,630,862.70 and 3,516,009.80
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Solution
The fourth proportional to 11,088,278.60, 16,630,862.70 and 3,516,009.80 is: 5,273,521.56
Step by Step Solution
- Step 1: Write the proportion equation
11,088,278.60 : 16,630,862.70 = 3,516,009.80 : x - Step 2: Convert to fraction form
11,088,278.60/16,630,862.70 = 3,516,009.80/x - Step 3: Cross multiply
11,088,278.60x = 16,630,862.70 × 3,516,009.80 - Step 4: Simplify right side
11,088,278.60x = 58,474,276,235,654.45 - Step 5: Solve for x
x = 58,474,276,235,654.45/11,088,278.60 - Step 6: Final answer
x = 5,273,521.56
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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.