Finding the Fourth Proportional to 53,753,245.55, 74,185,776.43 and 30,551,860.09
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Solution
The fourth proportional to 53,753,245.55, 74,185,776.43 and 30,551,860.09 is: 42,165,146.29
Step by Step Solution
- Step 1: Write the proportion equation
53,753,245.55 : 74,185,776.43 = 30,551,860.09 : x - Step 2: Convert to fraction form
53,753,245.55/74,185,776.43 = 30,551,860.09/x - Step 3: Cross multiply
53,753,245.55x = 74,185,776.43 × 30,551,860.09 - Step 4: Simplify right side
53,753,245.55x = 2,266,513,462,345,586.50 - Step 5: Solve for x
x = 2,266,513,462,345,586.50/53,753,245.55 - Step 6: Final answer
x = 42,165,146.29
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.