Finding the Fourth Proportional to 5,163,685.16, 7,127,386.17 and 3,444,801.44
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Solution
The fourth proportional to 5,163,685.16, 7,127,386.17 and 3,444,801.44 is: 4,754,827.10
Step by Step Solution
- Step 1: Write the proportion equation
5,163,685.16 : 7,127,386.17 = 3,444,801.44 : x - Step 2: Convert to fraction form
5,163,685.16/7,127,386.17 = 3,444,801.44/x - Step 3: Cross multiply
5,163,685.16x = 7,127,386.17 × 3,444,801.44 - Step 4: Simplify right side
5,163,685.16x = 24,552,430,141,852.09 - Step 5: Solve for x
x = 24,552,430,141,852.09/5,163,685.16 - Step 6: Final answer
x = 4,754,827.10
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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.