Finding the Fourth Proportional to 17,581,804.80, 26,376,643.80 and 6,798,145.20
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Solution
The fourth proportional to 17,581,804.80, 26,376,643.80 and 6,798,145.20 is: 10,198,739.92
Step by Step Solution
- Step 1: Write the proportion equation
17,581,804.80 : 26,376,643.80 = 6,798,145.20 : x - Step 2: Convert to fraction form
17,581,804.80/26,376,643.80 = 6,798,145.20/x - Step 3: Cross multiply
17,581,804.80x = 26,376,643.80 × 6,798,145.20 - Step 4: Simplify right side
17,581,804.80x = 179,312,254,441,079.78 - Step 5: Solve for x
x = 179,312,254,441,079.78/17,581,804.80 - Step 6: Final answer
x = 10,198,739.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.