Finding the Fourth Proportional to 14,448,052.35, 21,668,762.12 and 8,613,888.84
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Solution
The fourth proportional to 14,448,052.35, 21,668,762.12 and 8,613,888.84 is: 12,918,856.03
Step by Step Solution
- Step 1: Write the proportion equation
14,448,052.35 : 21,668,762.12 = 8,613,888.84 : x - Step 2: Convert to fraction form
14,448,052.35/21,668,762.12 = 8,613,888.84/x - Step 3: Cross multiply
14,448,052.35x = 21,668,762.12 × 8,613,888.84 - Step 4: Simplify right side
14,448,052.35x = 186,652,308,159,013.28 - Step 5: Solve for x
x = 186,652,308,159,013.28/14,448,052.35 - Step 6: Final answer
x = 12,918,856.03
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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.