Finding the Fourth Proportional to 19,402,461.90, 29,098,728.63 and 5,752,416.42
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Solution
The fourth proportional to 19,402,461.90, 29,098,728.63 and 5,752,416.42 is: 8,627,152.84
Step by Step Solution
- Step 1: Write the proportion equation
19,402,461.90 : 29,098,728.63 = 5,752,416.42 : x - Step 2: Convert to fraction form
19,402,461.90/29,098,728.63 = 5,752,416.42/x - Step 3: Cross multiply
19,402,461.90x = 29,098,728.63 × 5,752,416.42 - Step 4: Simplify right side
19,402,461.90x = 167,388,004,372,336.09 - Step 5: Solve for x
x = 167,388,004,372,336.09/19,402,461.90 - Step 6: Final answer
x = 8,627,152.84
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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.