Finding the Fourth Proportional to 42,617,913.24, 58,828,713.57 and 27,934,525.38
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Solution
The fourth proportional to 42,617,913.24, 58,828,713.57 and 27,934,525.38 is: 38,560,128.06
Step by Step Solution
- Step 1: Write the proportion equation
42,617,913.24 : 58,828,713.57 = 27,934,525.38 : x - Step 2: Convert to fraction form
42,617,913.24/58,828,713.57 = 27,934,525.38/x - Step 3: Cross multiply
42,617,913.24x = 58,828,713.57 × 27,934,525.38 - Step 4: Simplify right side
42,617,913.24x = 1,643,352,192,293,915.25 - Step 5: Solve for x
x = 1,643,352,192,293,915.25/42,617,913.24 - Step 6: Final answer
x = 38,560,128.06
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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.