Finding the Fourth Proportional to 5,549,894.33, 8,319,330.23 and 2,670,665.09
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Solution
The fourth proportional to 5,549,894.33, 8,319,330.23 and 2,670,665.09 is: 4,003,345.55
Step by Step Solution
- Step 1: Write the proportion equation
5,549,894.33 : 8,319,330.23 = 2,670,665.09 : x - Step 2: Convert to fraction form
5,549,894.33/8,319,330.23 = 2,670,665.09/x - Step 3: Cross multiply
5,549,894.33x = 8,319,330.23 × 2,670,665.09 - Step 4: Simplify right side
5,549,894.33x = 22,218,144,762,492.69 - Step 5: Solve for x
x = 22,218,144,762,492.69/5,549,894.33 - Step 6: Final answer
x = 4,003,345.55
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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.