Finding the Fourth Proportional to 45,698,825.79, 63,064,379.58 and 26,120,134.54
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Solution
The fourth proportional to 45,698,825.79, 63,064,379.58 and 26,120,134.54 is: 36,045,785.66
Step by Step Solution
- Step 1: Write the proportion equation
45,698,825.79 : 63,064,379.58 = 26,120,134.54 : x - Step 2: Convert to fraction form
45,698,825.79/63,064,379.58 = 26,120,134.54/x - Step 3: Cross multiply
45,698,825.79x = 63,064,379.58 × 26,120,134.54 - Step 4: Simplify right side
45,698,825.79x = 1,647,250,079,218,868.25 - Step 5: Solve for x
x = 1,647,250,079,218,868.25/45,698,825.79 - Step 6: Final answer
x = 36,045,785.66
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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.