Finding the Fourth Proportional to 5,009,009.36, 6,912,435.11 and 2,833,506.09
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Solution
The fourth proportional to 5,009,009.36, 6,912,435.11 and 2,833,506.09 is: 3,910,239.65
Step by Step Solution
- Step 1: Write the proportion equation
5,009,009.36 : 6,912,435.11 = 2,833,506.09 : x - Step 2: Convert to fraction form
5,009,009.36/6,912,435.11 = 2,833,506.09/x - Step 3: Cross multiply
5,009,009.36x = 6,912,435.11 × 2,833,506.09 - Step 4: Simplify right side
5,009,009.36x = 19,586,426,966,747.29 - Step 5: Solve for x
x = 19,586,426,966,747.29/5,009,009.36 - Step 6: Final answer
x = 3,910,239.65
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1.5x scale
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.