Finding the Fourth Proportional to 75,781,195.25, 113,671,035.05 and 23,965,806.74
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Solution
The fourth proportional to 75,781,195.25, 113,671,035.05 and 23,965,806.74 is: 35,948,470.45
Step by Step Solution
- Step 1: Write the proportion equation
75,781,195.25 : 113,671,035.05 = 23,965,806.74 : x - Step 2: Convert to fraction form
75,781,195.25/113,671,035.05 = 23,965,806.74/x - Step 3: Cross multiply
75,781,195.25x = 113,671,035.05 × 23,965,806.74 - Step 4: Simplify right side
75,781,195.25x = 2,724,218,057,944,066 - Step 5: Solve for x
x = 2,724,218,057,944,066/75,781,195.25 - Step 6: Final answer
x = 35,948,470.45
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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.