Finding the Fourth Proportional to 7,973,020.55, 11,961,275.01 and 2,582,215.91
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Solution
The fourth proportional to 7,973,020.55, 11,961,275.01 and 2,582,215.91 is: 3,873,888.75
Step by Step Solution
- Step 1: Write the proportion equation
7,973,020.55 : 11,961,275.01 = 2,582,215.91 : x - Step 2: Convert to fraction form
7,973,020.55/11,961,275.01 = 2,582,215.91/x - Step 3: Cross multiply
7,973,020.55x = 11,961,275.01 × 2,582,215.91 - Step 4: Simplify right side
7,973,020.55x = 30,886,594,574,901.03 - Step 5: Solve for x
x = 30,886,594,574,901.03/7,973,020.55 - Step 6: Final answer
x = 3,873,888.75
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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.