Finding the Fourth Proportional to 11,520,044.60, 15,897,023.50 and 6,292,011.84
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Solution
The fourth proportional to 11,520,044.60, 15,897,023.50 and 6,292,011.84 is: 8,682,627.85
Step by Step Solution
- Step 1: Write the proportion equation
11,520,044.60 : 15,897,023.50 = 6,292,011.84 : x - Step 2: Convert to fraction form
11,520,044.60/15,897,023.50 = 6,292,011.84/x - Step 3: Cross multiply
11,520,044.60x = 15,897,023.50 × 6,292,011.84 - Step 4: Simplify right side
11,520,044.60x = 100,024,260,068,109.17 - Step 5: Solve for x
x = 100,024,260,068,109.17/11,520,044.60 - Step 6: Final answer
x = 8,682,627.85
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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.