Finding the Fourth Proportional to 63,577,631.62, 87,731,134.79 and 35,694,896.12
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Solution
The fourth proportional to 63,577,631.62, 87,731,134.79 and 35,694,896.12 is: 49,255,589.79
Step by Step Solution
- Step 1: Write the proportion equation
63,577,631.62 : 87,731,134.79 = 35,694,896.12 : x - Step 2: Convert to fraction form
63,577,631.62/87,731,134.79 = 35,694,896.12/x - Step 3: Cross multiply
63,577,631.62x = 87,731,134.79 × 35,694,896.12 - Step 4: Simplify right side
63,577,631.62x = 3,131,553,742,818,768 - Step 5: Solve for x
x = 3,131,553,742,818,768/63,577,631.62 - Step 6: Final answer
x = 49,255,589.79
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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.