Finding the Fourth Proportional to 48,471,607.18, 66,888,482.16 and 26,443,796.05
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Solution
The fourth proportional to 48,471,607.18, 66,888,482.16 and 26,443,796.05 is: 36,491,164.28
Step by Step Solution
- Step 1: Write the proportion equation
48,471,607.18 : 66,888,482.16 = 26,443,796.05 : x - Step 2: Convert to fraction form
48,471,607.18/66,888,482.16 = 26,443,796.05/x - Step 3: Cross multiply
48,471,607.18x = 66,888,482.16 × 26,443,796.05 - Step 4: Simplify right side
48,471,607.18x = 1,768,785,380,333,103.50 - Step 5: Solve for x
x = 1,768,785,380,333,103.50/48,471,607.18 - Step 6: Final answer
x = 36,491,164.28
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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.