Finding the Fourth Proportional to 6,779,049.98, 9,352,812.99 and 3,838,465.16
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Solution
The fourth proportional to 6,779,049.98, 9,352,812.99 and 3,838,465.16 is: 5,295,793.21
Step by Step Solution
- Step 1: Write the proportion equation
6,779,049.98 : 9,352,812.99 = 3,838,465.16 : x - Step 2: Convert to fraction form
6,779,049.98/9,352,812.99 = 3,838,465.16/x - Step 3: Cross multiply
6,779,049.98x = 9,352,812.99 × 3,838,465.16 - Step 4: Simplify right side
6,779,049.98x = 35,900,446,865,423.23 - Step 5: Solve for x
x = 35,900,446,865,423.23/6,779,049.98 - Step 6: Final answer
x = 5,295,793.21
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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.