Finding the Fourth Proportional to 83,807,981.80, 125,618,660.70 and 32,673,005.80
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Solution
The fourth proportional to 83,807,981.80, 125,618,660.70 and 32,673,005.80 is: 48,973,130.50
Step by Step Solution
- Step 1: Write the proportion equation
83,807,981.80 : 125,618,660.70 = 32,673,005.80 : x - Step 2: Convert to fraction form
83,807,981.80/125,618,660.70 = 32,673,005.80/x - Step 3: Cross multiply
83,807,981.80x = 125,618,660.70 × 32,673,005.80 - Step 4: Simplify right side
83,807,981.80x = 4,104,339,229,639,332.50 - Step 5: Solve for x
x = 4,104,339,229,639,332.50/83,807,981.80 - Step 6: Final answer
x = 48,973,130.50
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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.