Finding the Fourth Proportional to 10,368,080.70, 15,552,121.05 and 9,423,296.70
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Solution
The fourth proportional to 10,368,080.70, 15,552,121.05 and 9,423,296.70 is: 14,134,945.05
Step by Step Solution
- Step 1: Write the proportion equation
10,368,080.70 : 15,552,121.05 = 9,423,296.70 : x - Step 2: Convert to fraction form
10,368,080.70/15,552,121.05 = 9,423,296.70/x - Step 3: Cross multiply
10,368,080.70x = 15,552,121.05 × 9,423,296.70 - Step 4: Simplify right side
10,368,080.70x = 146,552,250,968,465.53 - Step 5: Solve for x
x = 146,552,250,968,465.53/10,368,080.70 - Step 6: Final answer
x = 14,134,945.05
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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.