Finding the Fourth Proportional to 48,668,427.36, 67,162,613.40 and 26,643,974.94
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Solution
The fourth proportional to 48,668,427.36, 67,162,613.40 and 26,643,974.94 is: 36,768,785.95
Step by Step Solution
- Step 1: Write the proportion equation
48,668,427.36 : 67,162,613.40 = 26,643,974.94 : x - Step 2: Convert to fraction form
48,668,427.36/67,162,613.40 = 26,643,974.94/x - Step 3: Cross multiply
48,668,427.36x = 67,162,613.40 × 26,643,974.94 - Step 4: Simplify right side
48,668,427.36x = 1,789,478,988,334,508.50 - Step 5: Solve for x
x = 1,789,478,988,334,508.50/48,668,427.36 - Step 6: Final answer
x = 36,768,785.95
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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.