Finding the Fourth Proportional to 16,670,822.40, 24,958,994.40 and 14,970,211.20
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Solution
The fourth proportional to 16,670,822.40, 24,958,994.40 and 14,970,211.20 is: 22,412,896.53
Step by Step Solution
- Step 1: Write the proportion equation
16,670,822.40 : 24,958,994.40 = 14,970,211.20 : x - Step 2: Convert to fraction form
16,670,822.40/24,958,994.40 = 14,970,211.20/x - Step 3: Cross multiply
16,670,822.40x = 24,958,994.40 × 14,970,211.20 - Step 4: Simplify right side
16,670,822.40x = 373,641,417,507,617.25 - Step 5: Solve for x
x = 373,641,417,507,617.25/16,670,822.40 - Step 6: Final answer
x = 22,412,896.53
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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.