Finding the Fourth Proportional to 48,343,219.88, 72,516,830.92 and 14,264,565.75
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Solution
The fourth proportional to 48,343,219.88, 72,516,830.92 and 14,264,565.75 is: 21,397,439.09
Step by Step Solution
- Step 1: Write the proportion equation
48,343,219.88 : 72,516,830.92 = 14,264,565.75 : x - Step 2: Convert to fraction form
48,343,219.88/72,516,830.92 = 14,264,565.75/x - Step 3: Cross multiply
48,343,219.88x = 72,516,830.92 × 14,264,565.75 - Step 4: Simplify right side
48,343,219.88x = 1,034,421,102,604,311.62 - Step 5: Solve for x
x = 1,034,421,102,604,311.62/48,343,219.88 - Step 6: Final answer
x = 21,397,439.09
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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.