Finding the Fourth Proportional to 6,693,664.68, 9,237,206.34 and 3,637,900.80
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Solution
The fourth proportional to 6,693,664.68, 9,237,206.34 and 3,637,900.80 is: 5,020,275.43
Step by Step Solution
- Step 1: Write the proportion equation
6,693,664.68 : 9,237,206.34 = 3,637,900.80 : x - Step 2: Convert to fraction form
6,693,664.68/9,237,206.34 = 3,637,900.80/x - Step 3: Cross multiply
6,693,664.68x = 9,237,206.34 × 3,637,900.80 - Step 4: Simplify right side
6,693,664.68x = 33,604,040,334,051.07 - Step 5: Solve for x
x = 33,604,040,334,051.07/6,693,664.68 - Step 6: Final answer
x = 5,020,275.43
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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.