Finding the Fourth Proportional to 16,398,928.80, 24,608,890.80 and 9,575,488.80
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Solution
The fourth proportional to 16,398,928.80, 24,608,890.80 and 9,575,488.80 is: 14,369,362.85
Step by Step Solution
- Step 1: Write the proportion equation
16,398,928.80 : 24,608,890.80 = 9,575,488.80 : x - Step 2: Convert to fraction form
16,398,928.80/24,608,890.80 = 9,575,488.80/x - Step 3: Cross multiply
16,398,928.80x = 24,608,890.80 × 9,575,488.80 - Step 4: Simplify right side
16,398,928.80x = 235,642,158,235,823.06 - Step 5: Solve for x
x = 235,642,158,235,823.06/16,398,928.80 - Step 6: Final answer
x = 14,369,362.85
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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.