Finding the Fourth Proportional to 53,753,244.58, 74,185,775.10 and 30,551,859.12
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Solution
The fourth proportional to 53,753,244.58, 74,185,775.10 and 30,551,859.12 is: 42,165,144.96
Step by Step Solution
- Step 1: Write the proportion equation
53,753,244.58 : 74,185,775.10 = 30,551,859.12 : x - Step 2: Convert to fraction form
53,753,244.58/74,185,775.10 = 30,551,859.12/x - Step 3: Cross multiply
53,753,244.58x = 74,185,775.10 × 30,551,859.12 - Step 4: Simplify right side
53,753,244.58x = 2,266,513,349,563,204 - Step 5: Solve for x
x = 2,266,513,349,563,204/53,753,244.58 - Step 6: Final answer
x = 42,165,144.96
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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.