Finding the Fourth Proportional to 28,272,237.66, 39,004,468.62 and 16,348,848
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Solution
The fourth proportional to 28,272,237.66, 39,004,468.62 and 16,348,848 is: 22,554,922.48
Step by Step Solution
- Step 1: Write the proportion equation
28,272,237.66 : 39,004,468.62 = 16,348,848 : x - Step 2: Convert to fraction form
28,272,237.66/39,004,468.62 = 16,348,848/x - Step 3: Cross multiply
28,272,237.66x = 39,004,468.62 × 16,348,848 - Step 4: Simplify right side
28,272,237.66x = 637,678,128,789,149.75 - Step 5: Solve for x
x = 637,678,128,789,149.75/28,272,237.66 - Step 6: Final answer
x = 22,554,922.48
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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.