Finding the Fourth Proportional to 35,440,685.36, 48,908,164.56 and 19,143,161.36
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Solution
The fourth proportional to 35,440,685.36, 48,908,164.56 and 19,143,161.36 is: 26,417,572.81
Step by Step Solution
- Step 1: Write the proportion equation
35,440,685.36 : 48,908,164.56 = 19,143,161.36 : x - Step 2: Convert to fraction form
35,440,685.36/48,908,164.56 = 19,143,161.36/x - Step 3: Cross multiply
35,440,685.36x = 48,908,164.56 × 19,143,161.36 - Step 4: Simplify right side
35,440,685.36x = 936,256,885,993,513.38 - Step 5: Solve for x
x = 936,256,885,993,513.38/35,440,685.36 - Step 6: Final answer
x = 26,417,572.81
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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.