Finding the Fourth Proportional to 26,444,183.64, 39,488,199.92 and 21,596,107.61
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Solution
The fourth proportional to 26,444,183.64, 39,488,199.92 and 21,596,107.61 is: 32,248,732.88
Step by Step Solution
- Step 1: Write the proportion equation
26,444,183.64 : 39,488,199.92 = 21,596,107.61 : x - Step 2: Convert to fraction form
26,444,183.64/39,488,199.92 = 21,596,107.61/x - Step 3: Cross multiply
26,444,183.64x = 39,488,199.92 × 21,596,107.61 - Step 4: Simplify right side
26,444,183.64x = 852,791,414,492,091.88 - Step 5: Solve for x
x = 852,791,414,492,091.88/26,444,183.64 - Step 6: Final answer
x = 32,248,732.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.