Finding the Fourth Proportional to 7,952,574.22, 11,929,545.99 and 2,195,308.87
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Solution
The fourth proportional to 7,952,574.22, 11,929,545.99 and 2,195,308.87 is: 3,293,152.31
Step by Step Solution
- Step 1: Write the proportion equation
7,952,574.22 : 11,929,545.99 = 2,195,308.87 : x - Step 2: Convert to fraction form
7,952,574.22/11,929,545.99 = 2,195,308.87/x - Step 3: Cross multiply
7,952,574.22x = 11,929,545.99 × 2,195,308.87 - Step 4: Simplify right side
7,952,574.22x = 26,189,038,126,919.93 - Step 5: Solve for x
x = 26,189,038,126,919.93/7,952,574.22 - Step 6: Final answer
x = 3,293,152.31
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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.