Finding the Fourth Proportional to 8,298,206.24, 12,444,615.59 and 2,757,253.79
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Solution
The fourth proportional to 8,298,206.24, 12,444,615.59 and 2,757,253.79 is: 4,134,985.63
Step by Step Solution
- Step 1: Write the proportion equation
8,298,206.24 : 12,444,615.59 = 2,757,253.79 : x - Step 2: Convert to fraction form
8,298,206.24/12,444,615.59 = 2,757,253.79/x - Step 3: Cross multiply
8,298,206.24x = 12,444,615.59 × 2,757,253.79 - Step 4: Simplify right side
8,298,206.24x = 34,312,963,517,945.86 - Step 5: Solve for x
x = 34,312,963,517,945.86/8,298,206.24 - Step 6: Final answer
x = 4,134,985.63
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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.