Finding the Fourth Proportional to 13,315,107.52, 19,955,005.28 and 6,837,921.46
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Solution
The fourth proportional to 13,315,107.52, 19,955,005.28 and 6,837,921.46 is: 10,247,815.02
Step by Step Solution
- Step 1: Write the proportion equation
13,315,107.52 : 19,955,005.28 = 6,837,921.46 : x - Step 2: Convert to fraction form
13,315,107.52/19,955,005.28 = 6,837,921.46/x - Step 3: Cross multiply
13,315,107.52x = 19,955,005.28 × 6,837,921.46 - Step 4: Simplify right side
13,315,107.52x = 136,450,758,838,525.31 - Step 5: Solve for x
x = 136,450,758,838,525.31/13,315,107.52 - Step 6: Final answer
x = 10,247,815.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.