Finding the Fourth Proportional to 6,686,539.76, 9,227,424.74 and 3,630,754.01
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Solution
The fourth proportional to 6,686,539.76, 9,227,424.74 and 3,630,754.01 is: 5,010,440.46
Step by Step Solution
- Step 1: Write the proportion equation
6,686,539.76 : 9,227,424.74 = 3,630,754.01 : x - Step 2: Convert to fraction form
6,686,539.76/9,227,424.74 = 3,630,754.01/x - Step 3: Cross multiply
6,686,539.76x = 9,227,424.74 × 3,630,754.01 - Step 4: Simplify right side
6,686,539.76x = 33,502,509,312,437.31 - Step 5: Solve for x
x = 33,502,509,312,437.31/6,686,539.76 - Step 6: Final answer
x = 5,010,440.46
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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.