Finding the Fourth Proportional to 51,850,537.02, 77,775,831.45 and 13,511,953.98
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Solution
The fourth proportional to 51,850,537.02, 77,775,831.45 and 13,511,953.98 is: 20,267,937.72
Step by Step Solution
- Step 1: Write the proportion equation
51,850,537.02 : 77,775,831.45 = 13,511,953.98 : x - Step 2: Convert to fraction form
51,850,537.02/77,775,831.45 = 13,511,953.98/x - Step 3: Cross multiply
51,850,537.02x = 77,775,831.45 × 13,511,953.98 - Step 4: Simplify right side
51,850,537.02x = 1,050,903,455,308,636.75 - Step 5: Solve for x
x = 1,050,903,455,308,636.75/51,850,537.02 - Step 6: Final answer
x = 20,267,937.72
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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.