Finding the Fourth Proportional to 32,372,901.80, 48,559,352.70 and 30,879,909.80
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Solution
The fourth proportional to 32,372,901.80, 48,559,352.70 and 30,879,909.80 is: 46,319,864.70
Step by Step Solution
- Step 1: Write the proportion equation
32,372,901.80 : 48,559,352.70 = 30,879,909.80 : x - Step 2: Convert to fraction form
32,372,901.80/48,559,352.70 = 30,879,909.80/x - Step 3: Cross multiply
32,372,901.80x = 48,559,352.70 × 30,879,909.80 - Step 4: Simplify right side
32,372,901.80x = 1,499,508,431,322,386.50 - Step 5: Solve for x
x = 1,499,508,431,322,386.50/32,372,901.80 - Step 6: Final answer
x = 46,319,864.70
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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.