Finding the Fourth Proportional to 51,475,606.26, 77,213,347.29 and 13,137,124.47
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Solution
The fourth proportional to 51,475,606.26, 77,213,347.29 and 13,137,124.47 is: 19,705,670.86
Step by Step Solution
- Step 1: Write the proportion equation
51,475,606.26 : 77,213,347.29 = 13,137,124.47 : x - Step 2: Convert to fraction form
51,475,606.26/77,213,347.29 = 13,137,124.47/x - Step 3: Cross multiply
51,475,606.26x = 77,213,347.29 × 13,137,124.47 - Step 4: Simplify right side
51,475,606.26x = 1,014,361,354,094,067.38 - Step 5: Solve for x
x = 1,014,361,354,094,067.38/51,475,606.26 - Step 6: Final answer
x = 19,705,670.86
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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.