Finding the Fourth Proportional to 33,858,405.57, 46,727,646.62 and 19,177,643.19
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Solution
The fourth proportional to 33,858,405.57, 46,727,646.62 and 19,177,643.19 is: 26,466,873.40
Step by Step Solution
- Step 1: Write the proportion equation
33,858,405.57 : 46,727,646.62 = 19,177,643.19 : x - Step 2: Convert to fraction form
33,858,405.57/46,727,646.62 = 19,177,643.19/x - Step 3: Cross multiply
33,858,405.57x = 46,727,646.62 × 19,177,643.19 - Step 4: Simplify right side
33,858,405.57x = 896,126,133,890,881.38 - Step 5: Solve for x
x = 896,126,133,890,881.38/33,858,405.57 - Step 6: Final answer
x = 26,466,873.40
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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.