Finding the Fourth Proportional to 16,184,431.20, 24,276,646.80 and 9,791,392.80
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Solution
The fourth proportional to 16,184,431.20, 24,276,646.80 and 9,791,392.80 is: 14,687,089.20
Step by Step Solution
- Step 1: Write the proportion equation
16,184,431.20 : 24,276,646.80 = 9,791,392.80 : x - Step 2: Convert to fraction form
16,184,431.20/24,276,646.80 = 9,791,392.80/x - Step 3: Cross multiply
16,184,431.20x = 24,276,646.80 × 9,791,392.80 - Step 4: Simplify right side
16,184,431.20x = 237,702,184,685,663.06 - Step 5: Solve for x
x = 237,702,184,685,663.06/16,184,431.20 - Step 6: Final answer
x = 14,687,089.20
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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.