Finding the Fourth Proportional to 15,176,628.64, 22,764,981.84 and 6,201,180.64
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Solution
The fourth proportional to 15,176,628.64, 22,764,981.84 and 6,201,180.64 is: 9,301,786.85
Step by Step Solution
- Step 1: Write the proportion equation
15,176,628.64 : 22,764,981.84 = 6,201,180.64 : x - Step 2: Convert to fraction form
15,176,628.64/22,764,981.84 = 6,201,180.64/x - Step 3: Cross multiply
15,176,628.64x = 22,764,981.84 × 6,201,180.64 - Step 4: Simplify right side
15,176,628.64x = 141,169,764,656,159.56 - Step 5: Solve for x
x = 141,169,764,656,159.56/15,176,628.64 - Step 6: Final answer
x = 9,301,786.85
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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.