Finding the Fourth Proportional to 35,916,353.09, 49,564,565.34 and 19,396,476.06
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Solution
The fourth proportional to 35,916,353.09, 49,564,565.34 and 19,396,476.06 is: 26,767,135.92
Step by Step Solution
- Step 1: Write the proportion equation
35,916,353.09 : 49,564,565.34 = 19,396,476.06 : x - Step 2: Convert to fraction form
35,916,353.09/49,564,565.34 = 19,396,476.06/x - Step 3: Cross multiply
35,916,353.09x = 49,564,565.34 × 19,396,476.06 - Step 4: Simplify right side
35,916,353.09x = 961,377,905,041,615.75 - Step 5: Solve for x
x = 961,377,905,041,615.75/35,916,353.09 - Step 6: Final answer
x = 26,767,135.92
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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.