Finding the Fourth Proportional to 59,659,785.69, 82,283,862.68 and 38,758,552.68
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Solution
The fourth proportional to 59,659,785.69, 82,283,862.68 and 38,758,552.68 is: 53,456,501.55
Step by Step Solution
- Step 1: Write the proportion equation
59,659,785.69 : 82,283,862.68 = 38,758,552.68 : x - Step 2: Convert to fraction form
59,659,785.69/82,283,862.68 = 38,758,552.68/x - Step 3: Cross multiply
59,659,785.69x = 82,283,862.68 × 38,758,552.68 - Step 4: Simplify right side
59,659,785.69x = 3,189,203,426,396,666 - Step 5: Solve for x
x = 3,189,203,426,396,666/59,659,785.69 - Step 6: Final answer
x = 53,456,501.55
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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.