Finding the Fourth Proportional to 71,248,081.14, 98,322,542.55 and 38,653,033.14
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Solution
The fourth proportional to 71,248,081.14, 98,322,542.55 and 38,653,033.14 is: 53,341,289.12
Step by Step Solution
- Step 1: Write the proportion equation
71,248,081.14 : 98,322,542.55 = 38,653,033.14 : x - Step 2: Convert to fraction form
71,248,081.14/98,322,542.55 = 38,653,033.14/x - Step 3: Cross multiply
71,248,081.14x = 98,322,542.55 × 38,653,033.14 - Step 4: Simplify right side
71,248,081.14x = 3,800,464,495,594,210 - Step 5: Solve for x
x = 3,800,464,495,594,210/71,248,081.14 - Step 6: Final answer
x = 53,341,289.12
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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.