Finding the Fourth Proportional to 13,569,358.84, 20,357,182.50 and 4,471,130.68
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Solution
The fourth proportional to 13,569,358.84, 20,357,182.50 and 4,471,130.68 is: 6,707,732.05
Step by Step Solution
- Step 1: Write the proportion equation
13,569,358.84 : 20,357,182.50 = 4,471,130.68 : x - Step 2: Convert to fraction form
13,569,358.84/20,357,182.50 = 4,471,130.68/x - Step 3: Cross multiply
13,569,358.84x = 20,357,182.50 × 4,471,130.68 - Step 4: Simplify right side
13,569,358.84x = 91,019,623,234,109.09 - Step 5: Solve for x
x = 91,019,623,234,109.09/13,569,358.84 - Step 6: Final answer
x = 6,707,732.05
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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.