Finding the Fourth Proportional to 23,621,775.12, 32,598,049.68 and 12,756,759.12
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Solution
The fourth proportional to 23,621,775.12, 32,598,049.68 and 12,756,759.12 is: 17,604,327.59
Step by Step Solution
- Step 1: Write the proportion equation
23,621,775.12 : 32,598,049.68 = 12,756,759.12 : x - Step 2: Convert to fraction form
23,621,775.12/32,598,049.68 = 12,756,759.12/x - Step 3: Cross multiply
23,621,775.12x = 32,598,049.68 × 12,756,759.12 - Step 4: Simplify right side
23,621,775.12x = 415,845,467,549,553.06 - Step 5: Solve for x
x = 415,845,467,549,553.06/23,621,775.12 - Step 6: Final answer
x = 17,604,327.59
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.