Finding the Fourth Proportional to 37,209,521.87, 55,810,645.79 and 11,302,048.12
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Solution
The fourth proportional to 37,209,521.87, 55,810,645.79 and 11,302,048.12 is: 16,951,967.47
Step by Step Solution
- Step 1: Write the proportion equation
37,209,521.87 : 55,810,645.79 = 11,302,048.12 : x - Step 2: Convert to fraction form
37,209,521.87/55,810,645.79 = 11,302,048.12/x - Step 3: Cross multiply
37,209,521.87x = 55,810,645.79 × 11,302,048.12 - Step 4: Simplify right side
37,209,521.87x = 630,774,604,173,201.25 - Step 5: Solve for x
x = 630,774,604,173,201.25/37,209,521.87 - Step 6: Final answer
x = 16,951,967.47
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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.