Finding the Fourth Proportional to 52,006,711.70, 78,010,067.55 and 26,497,543.70
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Solution
The fourth proportional to 52,006,711.70, 78,010,067.55 and 26,497,543.70 is: 39,746,315.55
Step by Step Solution
- Step 1: Write the proportion equation
52,006,711.70 : 78,010,067.55 = 26,497,543.70 : x - Step 2: Convert to fraction form
52,006,711.70/78,010,067.55 = 26,497,543.70/x - Step 3: Cross multiply
52,006,711.70x = 78,010,067.55 × 26,497,543.70 - Step 4: Simplify right side
52,006,711.70x = 2,067,075,173,946,076.75 - Step 5: Solve for x
x = 2,067,075,173,946,076.75/52,006,711.70 - Step 6: Final answer
x = 39,746,315.55
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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.