Finding the Fourth Proportional to 5,723,263.08, 7,890,211.05 and 4,565,638.42
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Solution
The fourth proportional to 5,723,263.08, 7,890,211.05 and 4,565,638.42 is: 6,294,285.31
Step by Step Solution
- Step 1: Write the proportion equation
5,723,263.08 : 7,890,211.05 = 4,565,638.42 : x - Step 2: Convert to fraction form
5,723,263.08/7,890,211.05 = 4,565,638.42/x - Step 3: Cross multiply
5,723,263.08x = 7,890,211.05 × 4,565,638.42 - Step 4: Simplify right side
5,723,263.08x = 36,023,850,711,788.54 - Step 5: Solve for x
x = 36,023,850,711,788.54/5,723,263.08 - Step 6: Final answer
x = 6,294,285.31
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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.