Finding the Fourth Proportional to 7,664,774.80, 11,483,165.40 and 6,237,101.20
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Solution
The fourth proportional to 7,664,774.80, 11,483,165.40 and 6,237,101.20 is: 9,344,262.10
Step by Step Solution
- Step 1: Write the proportion equation
7,664,774.80 : 11,483,165.40 = 6,237,101.20 : x - Step 2: Convert to fraction form
7,664,774.80/11,483,165.40 = 6,237,101.20/x - Step 3: Cross multiply
7,664,774.80x = 11,483,165.40 × 6,237,101.20 - Step 4: Simplify right side
7,664,774.80x = 71,621,664,696,138.48 - Step 5: Solve for x
x = 71,621,664,696,138.48/7,664,774.80 - Step 6: Final answer
x = 9,344,262.10
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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.