Finding the Fourth Proportional to 24,965,271.80, 37,447,907.70 and 21,186,135.80
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Solution
The fourth proportional to 24,965,271.80, 37,447,907.70 and 21,186,135.80 is: 31,779,203.70
Step by Step Solution
- Step 1: Write the proportion equation
24,965,271.80 : 37,447,907.70 = 21,186,135.80 : x - Step 2: Convert to fraction form
24,965,271.80/37,447,907.70 = 21,186,135.80/x - Step 3: Cross multiply
24,965,271.80x = 37,447,907.70 × 21,186,135.80 - Step 4: Simplify right side
24,965,271.80x = 793,376,457,958,065.75 - Step 5: Solve for x
x = 793,376,457,958,065.75/24,965,271.80 - Step 6: Final answer
x = 31,779,203.70
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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.