Finding the Fourth Proportional to 24,611,053.08, 36,939,739.14 and 12,489,219.48
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Solution
The fourth proportional to 24,611,053.08, 36,939,739.14 and 12,489,219.48 is: 18,745,581.84
Step by Step Solution
- Step 1: Write the proportion equation
24,611,053.08 : 36,939,739.14 = 12,489,219.48 : x - Step 2: Convert to fraction form
24,611,053.08/36,939,739.14 = 12,489,219.48/x - Step 3: Cross multiply
24,611,053.08x = 36,939,739.14 × 12,489,219.48 - Step 4: Simplify right side
24,611,053.08x = 461,348,509,653,406.50 - Step 5: Solve for x
x = 461,348,509,653,406.50/24,611,053.08 - Step 6: Final answer
x = 18,745,581.84
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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.