Finding the Fourth Proportional to 48,516,986.58, 66,954,373.72 and 26,491,358.98
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Solution
The fourth proportional to 48,516,986.58, 66,954,373.72 and 26,491,358.98 is: 36,558,584.42
Step by Step Solution
- Step 1: Write the proportion equation
48,516,986.58 : 66,954,373.72 = 26,491,358.98 : x - Step 2: Convert to fraction form
48,516,986.58/66,954,373.72 = 26,491,358.98/x - Step 3: Cross multiply
48,516,986.58x = 66,954,373.72 × 26,491,358.98 - Step 4: Simplify right side
48,516,986.58x = 1,773,712,349,497,598 - Step 5: Solve for x
x = 1,773,712,349,497,598/48,516,986.58 - Step 6: Final answer
x = 36,558,584.42
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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.