Finding the Fourth Proportional to 56,185,846.56, 84,278,878.26 and 21,658,507.68
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Solution
The fourth proportional to 56,185,846.56, 84,278,878.26 and 21,658,507.68 is: 32,487,803.31
Step by Step Solution
- Step 1: Write the proportion equation
56,185,846.56 : 84,278,878.26 = 21,658,507.68 : x - Step 2: Convert to fraction form
56,185,846.56/84,278,878.26 = 21,658,507.68/x - Step 3: Cross multiply
56,185,846.56x = 84,278,878.26 × 21,658,507.68 - Step 4: Simplify right side
56,185,846.56x = 1,825,354,732,055,995.25 - Step 5: Solve for x
x = 1,825,354,732,055,995.25/56,185,846.56 - Step 6: Final answer
x = 32,487,803.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.