Finding the Fourth Proportional to 16,628,592.26, 22,947,215.16 and 9,286,347.68
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Solution
The fourth proportional to 16,628,592.26, 22,947,215.16 and 9,286,347.68 is: 12,815,024.56
Step by Step Solution
- Step 1: Write the proportion equation
16,628,592.26 : 22,947,215.16 = 9,286,347.68 : x - Step 2: Convert to fraction form
16,628,592.26/22,947,215.16 = 9,286,347.68/x - Step 3: Cross multiply
16,628,592.26x = 22,947,215.16 × 9,286,347.68 - Step 4: Simplify right side
16,628,592.26x = 213,095,818,263,526.81 - Step 5: Solve for x
x = 213,095,818,263,526.81/16,628,592.26 - Step 6: Final answer
x = 12,815,024.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.