Finding the Fourth Proportional to 25,685,227.08, 38,523,739.42 and 7,485,165.08
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Solution
The fourth proportional to 25,685,227.08, 38,523,739.42 and 7,485,165.08 is: 11,226,552.45
Step by Step Solution
- Step 1: Write the proportion equation
25,685,227.08 : 38,523,739.42 = 7,485,165.08 : x - Step 2: Convert to fraction form
25,685,227.08/38,523,739.42 = 7,485,165.08/x - Step 3: Cross multiply
25,685,227.08x = 38,523,739.42 × 7,485,165.08 - Step 4: Simplify right side
25,685,227.08x = 288,356,549,057,603.50 - Step 5: Solve for x
x = 288,356,549,057,603.50/25,685,227.08 - Step 6: Final answer
x = 11,226,552.45
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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.