Finding the Fourth Proportional to 26,244,642.80, 39,366,964.20 and 24,650,319.80
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Solution
The fourth proportional to 26,244,642.80, 39,366,964.20 and 24,650,319.80 is: 36,975,479.70
Step by Step Solution
- Step 1: Write the proportion equation
26,244,642.80 : 39,366,964.20 = 24,650,319.80 : x - Step 2: Convert to fraction form
26,244,642.80/39,366,964.20 = 24,650,319.80/x - Step 3: Cross multiply
26,244,642.80x = 39,366,964.20 × 24,650,319.80 - Step 4: Simplify right side
26,244,642.80x = 970,408,257,085,151.25 - Step 5: Solve for x
x = 970,408,257,085,151.25/26,244,642.80 - Step 6: Final answer
x = 36,975,479.70
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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.