Finding the Fourth Proportional to 38,782,455.84, 53,517,854.84 and 22,034,983.27
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Solution
The fourth proportional to 38,782,455.84, 53,517,854.84 and 22,034,983.27 is: 30,407,177.95
Step by Step Solution
- Step 1: Write the proportion equation
38,782,455.84 : 53,517,854.84 = 22,034,983.27 : x - Step 2: Convert to fraction form
38,782,455.84/53,517,854.84 = 22,034,983.27/x - Step 3: Cross multiply
38,782,455.84x = 53,517,854.84 × 22,034,983.27 - Step 4: Simplify right side
38,782,455.84x = 1,179,265,035,778,099.25 - Step 5: Solve for x
x = 1,179,265,035,778,099.25/38,782,455.84 - Step 6: Final answer
x = 30,407,177.95
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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.