Finding the Fourth Proportional to 45,834,962.60, 68,751,445.10 and 21,560,434.44
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Solution
The fourth proportional to 45,834,962.60, 68,751,445.10 and 21,560,434.44 is: 32,340,181.83
Step by Step Solution
- Step 1: Write the proportion equation
45,834,962.60 : 68,751,445.10 = 21,560,434.44 : x - Step 2: Convert to fraction form
45,834,962.60/68,751,445.10 = 21,560,434.44/x - Step 3: Cross multiply
45,834,962.60x = 68,751,445.10 × 21,560,434.44 - Step 4: Simplify right side
45,834,962.60x = 1,482,311,024,733,809.25 - Step 5: Solve for x
x = 1,482,311,024,733,809.25/45,834,962.60 - Step 6: Final answer
x = 32,340,181.83
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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.