Finding the Fourth Proportional to 16,600,718.20, 24,901,077.30 and 13,133,065.68
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Solution
The fourth proportional to 16,600,718.20, 24,901,077.30 and 13,133,065.68 is: 19,699,598.52
Step by Step Solution
- Step 1: Write the proportion equation
16,600,718.20 : 24,901,077.30 = 13,133,065.68 : x - Step 2: Convert to fraction form
16,600,718.20/24,901,077.30 = 13,133,065.68/x - Step 3: Cross multiply
16,600,718.20x = 24,901,077.30 × 13,133,065.68 - Step 4: Simplify right side
16,600,718.20x = 327,027,483,683,657.06 - Step 5: Solve for x
x = 327,027,483,683,657.06/16,600,718.20 - Step 6: Final answer
x = 19,699,598.52
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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.