Finding the Fourth Proportional to 52,589,648.61, 78,888,439.26 and 15,698,625.95
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Solution
The fourth proportional to 52,589,648.61, 78,888,439.26 and 15,698,625.95 is: 23,549,122.93
Step by Step Solution
- Step 1: Write the proportion equation
52,589,648.61 : 78,888,439.26 = 15,698,625.95 : x - Step 2: Convert to fraction form
52,589,648.61/78,888,439.26 = 15,698,625.95/x - Step 3: Cross multiply
52,589,648.61x = 78,888,439.26 × 15,698,625.95 - Step 4: Simplify right side
52,589,648.61x = 1,238,440,099,919,256 - Step 5: Solve for x
x = 1,238,440,099,919,256/52,589,648.61 - Step 6: Final answer
x = 23,549,122.93
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.