Finding the Fourth Proportional to 11,804,967.70, 17,707,451.55 and 4,232,698.90
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Solution
The fourth proportional to 11,804,967.70, 17,707,451.55 and 4,232,698.90 is: 6,349,048.35
Step by Step Solution
- Step 1: Write the proportion equation
11,804,967.70 : 17,707,451.55 = 4,232,698.90 : x - Step 2: Convert to fraction form
11,804,967.70/17,707,451.55 = 4,232,698.90/x - Step 3: Cross multiply
11,804,967.70x = 17,707,451.55 × 4,232,698.90 - Step 4: Simplify right side
11,804,967.70x = 74,950,310,697,488.31 - Step 5: Solve for x
x = 74,950,310,697,488.31/11,804,967.70 - Step 6: Final answer
x = 6,349,048.35
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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.