Finding the Fourth Proportional to 6,627,913.58, 9,146,433.63 and 3,727,303.58
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Solution
The fourth proportional to 6,627,913.58, 9,146,433.63 and 3,727,303.58 is: 5,143,629.95
Step by Step Solution
- Step 1: Write the proportion equation
6,627,913.58 : 9,146,433.63 = 3,727,303.58 : x - Step 2: Convert to fraction form
6,627,913.58/9,146,433.63 = 3,727,303.58/x - Step 3: Cross multiply
6,627,913.58x = 9,146,433.63 × 3,727,303.58 - Step 4: Simplify right side
6,627,913.58x = 34,091,534,813,331.40 - Step 5: Solve for x
x = 34,091,534,813,331.40/6,627,913.58 - Step 6: Final answer
x = 5,143,629.95
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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.