Finding the Fourth Proportional to 7,002,515.08, 10,494,937.02 and 3,756,001.12
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Solution
The fourth proportional to 7,002,515.08, 10,494,937.02 and 3,756,001.12 is: 5,629,262.45
Step by Step Solution
- Step 1: Write the proportion equation
7,002,515.08 : 10,494,937.02 = 3,756,001.12 : x - Step 2: Convert to fraction form
7,002,515.08/10,494,937.02 = 3,756,001.12/x - Step 3: Cross multiply
7,002,515.08x = 10,494,937.02 × 3,756,001.12 - Step 4: Simplify right side
7,002,515.08x = 39,418,995,201,449.46 - Step 5: Solve for x
x = 39,418,995,201,449.46/7,002,515.08 - Step 6: Final answer
x = 5,629,262.45
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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.