Finding the Fourth Proportional to 16,462,898.60, 24,694,347.90 and 15,539,109.80
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Solution
The fourth proportional to 16,462,898.60, 24,694,347.90 and 15,539,109.80 is: 23,308,664.70
Step by Step Solution
- Step 1: Write the proportion equation
16,462,898.60 : 24,694,347.90 = 15,539,109.80 : x - Step 2: Convert to fraction form
16,462,898.60/24,694,347.90 = 15,539,109.80/x - Step 3: Cross multiply
16,462,898.60x = 24,694,347.90 × 15,539,109.80 - Step 4: Simplify right side
16,462,898.60x = 383,728,183,457,499.44 - Step 5: Solve for x
x = 383,728,183,457,499.44/16,462,898.60 - Step 6: Final answer
x = 23,308,664.70
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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.