Finding the Fourth Proportional to 8,742,323.94, 13,112,304.93 and 2,352,959.70
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Solution
The fourth proportional to 8,742,323.94, 13,112,304.93 and 2,352,959.70 is: 3,529,121.69
Step by Step Solution
- Step 1: Write the proportion equation
8,742,323.94 : 13,112,304.93 = 2,352,959.70 : x - Step 2: Convert to fraction form
8,742,323.94/13,112,304.93 = 2,352,959.70/x - Step 3: Cross multiply
8,742,323.94x = 13,112,304.93 × 2,352,959.70 - Step 4: Simplify right side
8,742,323.94x = 30,852,725,074,401.32 - Step 5: Solve for x
x = 30,852,725,074,401.32/8,742,323.94 - Step 6: Final answer
x = 3,529,121.69
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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.