Finding the Fourth Proportional to 21,852,003.60, 30,536,118 and 21,852,003.60
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Solution
The fourth proportional to 21,852,003.60, 30,536,118 and 21,852,003.60 is: 30,536,118
Step by Step Solution
- Step 1: Write the proportion equation
21,852,003.60 : 30,536,118 = 21,852,003.60 : x - Step 2: Convert to fraction form
21,852,003.60/30,536,118 = 21,852,003.60/x - Step 3: Cross multiply
21,852,003.60x = 30,536,118 × 21,852,003.60 - Step 4: Simplify right side
21,852,003.60x = 667,275,360,466,024.88 - Step 5: Solve for x
x = 667,275,360,466,024.88/21,852,003.60 - Step 6: Final answer
x = 30,536,118
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.