Finding the Fourth Proportional to 84,827,658.10, 127,278,811.95 and 39,366,051.70
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Solution
The fourth proportional to 84,827,658.10, 127,278,811.95 and 39,366,051.70 is: 59,066,398.91
Step by Step Solution
- Step 1: Write the proportion equation
84,827,658.10 : 127,278,811.95 = 39,366,051.70 : x - Step 2: Convert to fraction form
84,827,658.10/127,278,811.95 = 39,366,051.70/x - Step 3: Cross multiply
84,827,658.10x = 127,278,811.95 × 39,366,051.70 - Step 4: Simplify right side
84,827,658.10x = 5,010,464,291,538,278 - Step 5: Solve for x
x = 5,010,464,291,538,278/84,827,658.10 - Step 6: Final answer
x = 59,066,398.91
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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.