Finding the Fourth Proportional to 11,896,877.97, 16,417,634.44 and 6,740,228.43
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Solution
The fourth proportional to 11,896,877.97, 16,417,634.44 and 6,740,228.43 is: 9,301,482.85
Step by Step Solution
- Step 1: Write the proportion equation
11,896,877.97 : 16,417,634.44 = 6,740,228.43 : x - Step 2: Convert to fraction form
11,896,877.97/16,417,634.44 = 6,740,228.43/x - Step 3: Cross multiply
11,896,877.97x = 16,417,634.44 × 6,740,228.43 - Step 4: Simplify right side
11,896,877.97x = 110,658,606,405,835.12 - Step 5: Solve for x
x = 110,658,606,405,835.12/11,896,877.97 - Step 6: Final answer
x = 9,301,482.85
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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.