Finding the Fourth Proportional to 10,104,865.98, 15,158,306.97 and 2,916,574.14
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Solution
The fourth proportional to 10,104,865.98, 15,158,306.97 and 2,916,574.14 is: 4,375,152.15
Step by Step Solution
- Step 1: Write the proportion equation
10,104,865.98 : 15,158,306.97 = 2,916,574.14 : x - Step 2: Convert to fraction form
10,104,865.98/15,158,306.97 = 2,916,574.14/x - Step 3: Cross multiply
10,104,865.98x = 15,158,306.97 × 2,916,574.14 - Step 4: Simplify right side
10,104,865.98x = 44,210,326,114,883.76 - Step 5: Solve for x
x = 44,210,326,114,883.76/10,104,865.98 - Step 6: Final answer
x = 4,375,152.15
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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.