Finding the Fourth Proportional to 6,241,937.10, 9,363,164.85 and 1,981,985.10
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Solution
The fourth proportional to 6,241,937.10, 9,363,164.85 and 1,981,985.10 is: 2,973,059.95
Step by Step Solution
- Step 1: Write the proportion equation
6,241,937.10 : 9,363,164.85 = 1,981,985.10 : x - Step 2: Convert to fraction form
6,241,937.10/9,363,164.85 = 1,981,985.10/x - Step 3: Cross multiply
6,241,937.10x = 9,363,164.85 × 1,981,985.10 - Step 4: Simplify right side
6,241,937.10x = 18,557,653,221,543.73 - Step 5: Solve for x
x = 18,557,653,221,543.73/6,241,937.10 - Step 6: Final answer
x = 2,973,059.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.