Finding the Fourth Proportional to 51,134,608.84, 70,565,339.82 and 27,929,751.52
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Solution
The fourth proportional to 51,134,608.84, 70,565,339.82 and 27,929,751.52 is: 38,542,827.49
Step by Step Solution
- Step 1: Write the proportion equation
51,134,608.84 : 70,565,339.82 = 27,929,751.52 : x - Step 2: Convert to fraction form
51,134,608.84/70,565,339.82 = 27,929,751.52/x - Step 3: Cross multiply
51,134,608.84x = 70,565,339.82 × 27,929,751.52 - Step 4: Simplify right side
51,134,608.84x = 1,970,872,407,096,961.25 - Step 5: Solve for x
x = 1,970,872,407,096,961.25/51,134,608.84 - Step 6: Final answer
x = 38,542,827.49
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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.