Finding the Fourth Proportional to 6,905,164.85, 9,529,695.02 and 3,808,294.06
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Solution
The fourth proportional to 6,905,164.85, 9,529,695.02 and 3,808,294.06 is: 5,255,758.79
Step by Step Solution
- Step 1: Write the proportion equation
6,905,164.85 : 9,529,695.02 = 3,808,294.06 : x - Step 2: Convert to fraction form
6,905,164.85/9,529,695.02 = 3,808,294.06/x - Step 3: Cross multiply
6,905,164.85x = 9,529,695.02 × 3,808,294.06 - Step 4: Simplify right side
6,905,164.85x = 36,291,880,871,587.64 - Step 5: Solve for x
x = 36,291,880,871,587.64/6,905,164.85 - Step 6: Final answer
x = 5,255,758.79
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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.