Finding the Fourth Proportional to 9,715,246.60, 14,572,869.90 and 2,983,649.80
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Solution
The fourth proportional to 9,715,246.60, 14,572,869.90 and 2,983,649.80 is: 4,475,474.70
Step by Step Solution
- Step 1: Write the proportion equation
9,715,246.60 : 14,572,869.90 = 2,983,649.80 : x - Step 2: Convert to fraction form
9,715,246.60/14,572,869.90 = 2,983,649.80/x - Step 3: Cross multiply
9,715,246.60x = 14,572,869.90 × 2,983,649.80 - Step 4: Simplify right side
9,715,246.60x = 43,480,340,362,561.02 - Step 5: Solve for x
x = 43,480,340,362,561.02/9,715,246.60 - Step 6: Final answer
x = 4,475,474.70
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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.