Finding the Fourth Proportional to 6,871,838.95, 9,483,251.97 and 3,774,648.70
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Solution
The fourth proportional to 6,871,838.95, 9,483,251.97 and 3,774,648.70 is: 5,209,077.95
Step by Step Solution
- Step 1: Write the proportion equation
6,871,838.95 : 9,483,251.97 = 3,774,648.70 : x - Step 2: Convert to fraction form
6,871,838.95/9,483,251.97 = 3,774,648.70/x - Step 3: Cross multiply
6,871,838.95x = 9,483,251.97 × 3,774,648.70 - Step 4: Simplify right side
6,871,838.95x = 35,795,944,720,332.95 - Step 5: Solve for x
x = 35,795,944,720,332.95/6,871,838.95 - Step 6: Final answer
x = 5,209,077.95
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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.