Finding the Fourth Proportional to 48,295,913.30, 66,642,297.99 and 32,648,973.82
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Solution
The fourth proportional to 48,295,913.30, 66,642,297.99 and 32,648,973.82 is: 45,051,485.60
Step by Step Solution
- Step 1: Write the proportion equation
48,295,913.30 : 66,642,297.99 = 32,648,973.82 : x - Step 2: Convert to fraction form
48,295,913.30/66,642,297.99 = 32,648,973.82/x - Step 3: Cross multiply
48,295,913.30x = 66,642,297.99 × 32,648,973.82 - Step 4: Simplify right side
48,295,913.30x = 2,175,802,642,380,148.75 - Step 5: Solve for x
x = 2,175,802,642,380,148.75/48,295,913.30 - Step 6: Final answer
x = 45,051,485.60
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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.