Finding the Fourth Proportional to 8,804,830.80, 13,207,246.20 and 6,395,631.60
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Solution
The fourth proportional to 8,804,830.80, 13,207,246.20 and 6,395,631.60 is: 9,593,447.40
Step by Step Solution
- Step 1: Write the proportion equation
8,804,830.80 : 13,207,246.20 = 6,395,631.60 : x - Step 2: Convert to fraction form
8,804,830.80/13,207,246.20 = 6,395,631.60/x - Step 3: Cross multiply
8,804,830.80x = 13,207,246.20 × 6,395,631.60 - Step 4: Simplify right side
8,804,830.80x = 84,468,681,145,699.91 - Step 5: Solve for x
x = 84,468,681,145,699.91/8,804,830.80 - Step 6: Final answer
x = 9,593,447.40
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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.