Finding the Fourth Proportional to 16,403,888.09, 24,605,840.78 and 4,273,319.45
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Solution
The fourth proportional to 16,403,888.09, 24,605,840.78 and 4,273,319.45 is: 6,409,981.43
Step by Step Solution
- Step 1: Write the proportion equation
16,403,888.09 : 24,605,840.78 = 4,273,319.45 : x - Step 2: Convert to fraction form
16,403,888.09/24,605,840.78 = 4,273,319.45/x - Step 3: Cross multiply
16,403,888.09x = 24,605,840.78 × 4,273,319.45 - Step 4: Simplify right side
16,403,888.09x = 105,148,617,988,777.19 - Step 5: Solve for x
x = 105,148,617,988,777.19/16,403,888.09 - Step 6: Final answer
x = 6,409,981.43
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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.