Finding the Fourth Proportional to 12,259,488.48, 16,917,468.84 and 6,752,744.79
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Solution
The fourth proportional to 12,259,488.48, 16,917,468.84 and 6,752,744.79 is: 9,318,443.40
Step by Step Solution
- Step 1: Write the proportion equation
12,259,488.48 : 16,917,468.84 = 6,752,744.79 : x - Step 2: Convert to fraction form
12,259,488.48/16,917,468.84 = 6,752,744.79/x - Step 3: Cross multiply
12,259,488.48x = 16,917,468.84 × 6,752,744.79 - Step 4: Simplify right side
12,259,488.48x = 114,239,349,569,297.34 - Step 5: Solve for x
x = 114,239,349,569,297.34/12,259,488.48 - Step 6: Final answer
x = 9,318,443.40
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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.