Finding the Fourth Proportional to 42,211,917.79, 63,328,793.34 and 24,719,247.95
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Solution
The fourth proportional to 42,211,917.79, 63,328,793.34 and 24,719,247.95 is: 37,085,264.70
Step by Step Solution
- Step 1: Write the proportion equation
42,211,917.79 : 63,328,793.34 = 24,719,247.95 : x - Step 2: Convert to fraction form
42,211,917.79/63,328,793.34 = 24,719,247.95/x - Step 3: Cross multiply
42,211,917.79x = 63,328,793.34 × 24,719,247.95 - Step 4: Simplify right side
42,211,917.79x = 1,565,440,144,721,822 - Step 5: Solve for x
x = 1,565,440,144,721,822/42,211,917.79 - Step 6: Final answer
x = 37,085,264.70
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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.