Finding the Fourth Proportional to 14,239,544.13, 19,650,109.61 and 7,959,904.41
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Solution
The fourth proportional to 14,239,544.13, 19,650,109.61 and 7,959,904.41 is: 10,984,410.23
Step by Step Solution
- Step 1: Write the proportion equation
14,239,544.13 : 19,650,109.61 = 7,959,904.41 : x - Step 2: Convert to fraction form
14,239,544.13/19,650,109.61 = 7,959,904.41/x - Step 3: Cross multiply
14,239,544.13x = 19,650,109.61 × 7,959,904.41 - Step 4: Simplify right side
14,239,544.13x = 156,412,994,235,210.06 - Step 5: Solve for x
x = 156,412,994,235,210.06/14,239,544.13 - Step 6: Final answer
x = 10,984,410.23
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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.