Finding the Fourth Proportional to 11,867,125.70, 16,376,955.46 and 6,711,258.26
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Solution
The fourth proportional to 11,867,125.70, 16,376,955.46 and 6,711,258.26 is: 9,261,718.50
Step by Step Solution
- Step 1: Write the proportion equation
11,867,125.70 : 16,376,955.46 = 6,711,258.26 : x - Step 2: Convert to fraction form
11,867,125.70/16,376,955.46 = 6,711,258.26/x - Step 3: Cross multiply
11,867,125.70x = 16,376,955.46 × 6,711,258.26 - Step 4: Simplify right side
11,867,125.70x = 109,909,977,604,577.11 - Step 5: Solve for x
x = 109,909,977,604,577.11/11,867,125.70 - Step 6: Final answer
x = 9,261,718.50
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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.