Finding the Fourth Proportional to 11,039,273.30, 15,232,377.56 and 6,144,368.24
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Solution
The fourth proportional to 11,039,273.30, 15,232,377.56 and 6,144,368.24 is: 8,478,215.40
Step by Step Solution
- Step 1: Write the proportion equation
11,039,273.30 : 15,232,377.56 = 6,144,368.24 : x - Step 2: Convert to fraction form
11,039,273.30/15,232,377.56 = 6,144,368.24/x - Step 3: Cross multiply
11,039,273.30x = 15,232,377.56 × 6,144,368.24 - Step 4: Simplify right side
11,039,273.30x = 93,593,336,899,352.70 - Step 5: Solve for x
x = 93,593,336,899,352.70/11,039,273.30 - Step 6: Final answer
x = 8,478,215.40
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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.