Finding the Fourth Proportional to 10,895,422.60, 16,343,133.90 and 2,917,246.60
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Solution
The fourth proportional to 10,895,422.60, 16,343,133.90 and 2,917,246.60 is: 4,375,869.90
Step by Step Solution
- Step 1: Write the proportion equation
10,895,422.60 : 16,343,133.90 = 2,917,246.60 : x - Step 2: Convert to fraction form
10,895,422.60/16,343,133.90 = 2,917,246.60/x - Step 3: Cross multiply
10,895,422.60x = 16,343,133.90 × 2,917,246.60 - Step 4: Simplify right side
10,895,422.60x = 47,676,951,803,119.74 - Step 5: Solve for x
x = 47,676,951,803,119.74/10,895,422.60 - Step 6: Final answer
x = 4,375,869.90
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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.