Finding the Fourth Proportional to 10,435,909.08, 14,401,702.08 and 6,305,365.92
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Solution
The fourth proportional to 10,435,909.08, 14,401,702.08 and 6,305,365.92 is: 8,701,494.12
Step by Step Solution
- Step 1: Write the proportion equation
10,435,909.08 : 14,401,702.08 = 6,305,365.92 : x - Step 2: Convert to fraction form
10,435,909.08/14,401,702.08 = 6,305,365.92/x - Step 3: Cross multiply
10,435,909.08x = 14,401,702.08 × 6,305,365.92 - Step 4: Simplify right side
10,435,909.08x = 90,808,001,485,225.11 - Step 5: Solve for x
x = 90,808,001,485,225.11/10,435,909.08 - Step 6: Final answer
x = 8,701,494.12
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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.