Finding the Fourth Proportional to 39,287,545.60, 58,831,785.60 and 31,324,921.60
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Solution
The fourth proportional to 39,287,545.60, 58,831,785.60 and 31,324,921.60 is: 46,908,022.46
Step by Step Solution
- Step 1: Write the proportion equation
39,287,545.60 : 58,831,785.60 = 31,324,921.60 : x - Step 2: Convert to fraction form
39,287,545.60/58,831,785.60 = 31,324,921.60/x - Step 3: Cross multiply
39,287,545.60x = 58,831,785.60 × 31,324,921.60 - Step 4: Simplify right side
39,287,545.60x = 1,842,901,071,508,009 - Step 5: Solve for x
x = 1,842,901,071,508,009/39,287,545.60 - Step 6: Final answer
x = 46,908,022.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.