Finding the Fourth Proportional to 29,987,133.53, 44,946,696.35 and 13,779,594.72
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Solution
The fourth proportional to 29,987,133.53, 44,946,696.35 and 13,779,594.72 is: 20,653,766.70
Step by Step Solution
- Step 1: Write the proportion equation
29,987,133.53 : 44,946,696.35 = 13,779,594.72 : x - Step 2: Convert to fraction form
29,987,133.53/44,946,696.35 = 13,779,594.72/x - Step 3: Cross multiply
29,987,133.53x = 44,946,696.35 × 13,779,594.72 - Step 4: Simplify right side
29,987,133.53x = 619,347,259,740,352.25 - Step 5: Solve for x
x = 619,347,259,740,352.25/29,987,133.53 - Step 6: Final answer
x = 20,653,766.70
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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.