Finding the Fourth Proportional to 10,119,421.16, 13,964,757.36 and 5,473,210.94
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Solution
The fourth proportional to 10,119,421.16, 13,964,757.36 and 5,473,210.94 is: 7,553,007.39
Step by Step Solution
- Step 1: Write the proportion equation
10,119,421.16 : 13,964,757.36 = 5,473,210.94 : x - Step 2: Convert to fraction form
10,119,421.16/13,964,757.36 = 5,473,210.94/x - Step 3: Cross multiply
10,119,421.16x = 13,964,757.36 × 5,473,210.94 - Step 4: Simplify right side
10,119,421.16x = 76,432,062,757,197.52 - Step 5: Solve for x
x = 76,432,062,757,197.52/10,119,421.16 - Step 6: Final answer
x = 7,553,007.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.