Finding the Fourth Proportional to 6,078,898.98, 9,118,346.63 and 2,291,496.12
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Solution
The fourth proportional to 6,078,898.98, 9,118,346.63 and 2,291,496.12 is: 3,437,243.48
Step by Step Solution
- Step 1: Write the proportion equation
6,078,898.98 : 9,118,346.63 = 2,291,496.12 : x - Step 2: Convert to fraction form
6,078,898.98/9,118,346.63 = 2,291,496.12/x - Step 3: Cross multiply
6,078,898.98x = 9,118,346.63 × 2,291,496.12 - Step 4: Simplify right side
6,078,898.98x = 20,894,655,912,002.60 - Step 5: Solve for x
x = 20,894,655,912,002.60/6,078,898.98 - Step 6: Final answer
x = 3,437,243.48
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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.