Finding the Fourth Proportional to 6,905,756.30, 9,529,735.14 and 3,808,278.08
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Solution
The fourth proportional to 6,905,756.30, 9,529,735.14 and 3,808,278.08 is: 5,255,308.74
Step by Step Solution
- Step 1: Write the proportion equation
6,905,756.30 : 9,529,735.14 = 3,808,278.08 : x - Step 2: Convert to fraction form
6,905,756.30/9,529,735.14 = 3,808,278.08/x - Step 3: Cross multiply
6,905,756.30x = 9,529,735.14 × 3,808,278.08 - Step 4: Simplify right side
6,905,756.30x = 36,291,881,441,867.73 - Step 5: Solve for x
x = 36,291,881,441,867.73/6,905,756.30 - Step 6: Final answer
x = 5,255,308.74
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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.