Finding the Fourth Proportional to 14,297,208.84, 19,730,280.32 and 7,770,853.68
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Solution
The fourth proportional to 14,297,208.84, 19,730,280.32 and 7,770,853.68 is: 10,723,849.89
Step by Step Solution
- Step 1: Write the proportion equation
14,297,208.84 : 19,730,280.32 = 7,770,853.68 : x - Step 2: Convert to fraction form
14,297,208.84/19,730,280.32 = 7,770,853.68/x - Step 3: Cross multiply
14,297,208.84x = 19,730,280.32 × 7,770,853.68 - Step 4: Simplify right side
14,297,208.84x = 153,321,121,432,103.56 - Step 5: Solve for x
x = 153,321,121,432,103.56/14,297,208.84 - Step 6: Final answer
x = 10,723,849.89
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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.