Finding the Fourth Proportional to 8,871,901.90, 13,312,541.49 and 6,294,861.19
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Solution
The fourth proportional to 8,871,901.90, 13,312,541.49 and 6,294,861.19 is: 9,445,618.50
Step by Step Solution
- Step 1: Write the proportion equation
8,871,901.90 : 13,312,541.49 = 6,294,861.19 : x - Step 2: Convert to fraction form
8,871,901.90/13,312,541.49 = 6,294,861.19/x - Step 3: Cross multiply
8,871,901.90x = 13,312,541.49 × 6,294,861.19 - Step 4: Simplify right side
8,871,901.90x = 83,800,600,734,191.47 - Step 5: Solve for x
x = 83,800,600,734,191.47/8,871,901.90 - Step 6: Final answer
x = 9,445,618.50
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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.