Finding the Fourth Proportional to 16,292,221.06, 22,482,537.78 and 9,769,449.82
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Solution
The fourth proportional to 16,292,221.06, 22,482,537.78 and 9,769,449.82 is: 13,481,404.64
Step by Step Solution
- Step 1: Write the proportion equation
16,292,221.06 : 22,482,537.78 = 9,769,449.82 : x - Step 2: Convert to fraction form
16,292,221.06/22,482,537.78 = 9,769,449.82/x - Step 3: Cross multiply
16,292,221.06x = 22,482,537.78 × 9,769,449.82 - Step 4: Simplify right side
16,292,221.06x = 219,642,024,667,964.22 - Step 5: Solve for x
x = 219,642,024,667,964.22/16,292,221.06 - Step 6: Final answer
x = 13,481,404.64
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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.