Finding the Fourth Proportional to 83,751,132.90, 125,630,635.95 and 26,245,280.10
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Solution
The fourth proportional to 83,751,132.90, 125,630,635.95 and 26,245,280.10 is: 39,369,153.77
Step by Step Solution
- Step 1: Write the proportion equation
83,751,132.90 : 125,630,635.95 = 26,245,280.10 : x - Step 2: Convert to fraction form
83,751,132.90/125,630,635.95 = 26,245,280.10/x - Step 3: Cross multiply
83,751,132.90x = 125,630,635.95 × 26,245,280.10 - Step 4: Simplify right side
83,751,132.90x = 3,297,211,229,648,880 - Step 5: Solve for x
x = 3,297,211,229,648,880/83,751,132.90 - Step 6: Final answer
x = 39,369,153.77
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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.