Finding the Fourth Proportional to 48,331,512.09, 66,698,903.01 and 26,306,438.07
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Solution
The fourth proportional to 48,331,512.09, 66,698,903.01 and 26,306,438.07 is: 36,303,655.43
Step by Step Solution
- Step 1: Write the proportion equation
48,331,512.09 : 66,698,903.01 = 26,306,438.07 : x - Step 2: Convert to fraction form
48,331,512.09/66,698,903.01 = 26,306,438.07/x - Step 3: Cross multiply
48,331,512.09x = 66,698,903.01 × 26,306,438.07 - Step 4: Simplify right side
48,331,512.09x = 1,754,610,560,904,475 - Step 5: Solve for x
x = 1,754,610,560,904,475/48,331,512.09 - Step 6: Final answer
x = 36,303,655.43
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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.