Finding the Fourth Proportional to 11,773,943.46, 16,246,740.87 and 7,064,088.84
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Solution
The fourth proportional to 11,773,943.46, 16,246,740.87 and 7,064,088.84 is: 9,747,661.97
Step by Step Solution
- Step 1: Write the proportion equation
11,773,943.46 : 16,246,740.87 = 7,064,088.84 : x - Step 2: Convert to fraction form
11,773,943.46/16,246,740.87 = 7,064,088.84/x - Step 3: Cross multiply
11,773,943.46x = 16,246,740.87 × 7,064,088.84 - Step 4: Simplify right side
11,773,943.46x = 114,768,420,866,138.88 - Step 5: Solve for x
x = 114,768,420,866,138.88/11,773,943.46 - Step 6: Final answer
x = 9,747,661.97
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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.