Finding the Fourth Proportional to 10,153,206.10, 15,234,459.26 and 4,397,700.07
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Solution
The fourth proportional to 10,153,206.10, 15,234,459.26 and 4,397,700.07 is: 6,598,564.23
Step by Step Solution
- Step 1: Write the proportion equation
10,153,206.10 : 15,234,459.26 = 4,397,700.07 : x - Step 2: Convert to fraction form
10,153,206.10/15,234,459.26 = 4,397,700.07/x - Step 3: Cross multiply
10,153,206.10x = 15,234,459.26 × 4,397,700.07 - Step 4: Simplify right side
10,153,206.10x = 66,996,582,554,114.15 - Step 5: Solve for x
x = 66,996,582,554,114.15/10,153,206.10 - Step 6: Final answer
x = 6,598,564.23
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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.