Finding the Fourth Proportional to 10,498,020.62, 15,747,031.14 and 2,519,844.62
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Solution
The fourth proportional to 10,498,020.62, 15,747,031.14 and 2,519,844.62 is: 3,779,766.98
Step by Step Solution
- Step 1: Write the proportion equation
10,498,020.62 : 15,747,031.14 = 2,519,844.62 : x - Step 2: Convert to fraction form
10,498,020.62/15,747,031.14 = 2,519,844.62/x - Step 3: Cross multiply
10,498,020.62x = 15,747,031.14 × 2,519,844.62 - Step 4: Simplify right side
10,498,020.62x = 39,680,071,699,101.47 - Step 5: Solve for x
x = 39,680,071,699,101.47/10,498,020.62 - Step 6: Final answer
x = 3,779,766.98
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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.