Finding the Fourth Proportional to 5,819,866.64, 8,028,634.28 and 4,521,823.76
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Solution
The fourth proportional to 5,819,866.64, 8,028,634.28 and 4,521,823.76 is: 6,237,955.52
Step by Step Solution
- Step 1: Write the proportion equation
5,819,866.64 : 8,028,634.28 = 4,521,823.76 : x - Step 2: Convert to fraction form
5,819,866.64/8,028,634.28 = 4,521,823.76/x - Step 3: Cross multiply
5,819,866.64x = 8,028,634.28 × 4,521,823.76 - Step 4: Simplify right side
5,819,866.64x = 36,304,069,247,654.49 - Step 5: Solve for x
x = 36,304,069,247,654.49/5,819,866.64 - Step 6: Final answer
x = 6,237,955.52
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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.