Finding the Fourth Proportional to 5,775,831.04, 8,628,643.84 and 3,737,469.28
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Solution
The fourth proportional to 5,775,831.04, 8,628,643.84 and 3,737,469.28 is: 5,583,489.38
Step by Step Solution
- Step 1: Write the proportion equation
5,775,831.04 : 8,628,643.84 = 3,737,469.28 : x - Step 2: Convert to fraction form
5,775,831.04/8,628,643.84 = 3,737,469.28/x - Step 3: Cross multiply
5,775,831.04x = 8,628,643.84 × 3,737,469.28 - Step 4: Simplify right side
5,775,831.04x = 32,249,291,280,061.23 - Step 5: Solve for x
x = 32,249,291,280,061.23/5,775,831.04 - Step 6: Final answer
x = 5,583,489.38
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.