Finding the Fourth Proportional to 7,959,545.34, 10,984,386.15 and 4,338,106.62
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Solution
The fourth proportional to 7,959,545.34, 10,984,386.15 and 4,338,106.62 is: 5,986,703.54
Step by Step Solution
- Step 1: Write the proportion equation
7,959,545.34 : 10,984,386.15 = 4,338,106.62 : x - Step 2: Convert to fraction form
7,959,545.34/10,984,386.15 = 4,338,106.62/x - Step 3: Cross multiply
7,959,545.34x = 10,984,386.15 × 4,338,106.62 - Step 4: Simplify right side
7,959,545.34x = 47,651,438,273,951.31 - Step 5: Solve for x
x = 47,651,438,273,951.31/7,959,545.34 - Step 6: Final answer
x = 5,986,703.54
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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.