Finding the Fourth Proportional to 50,813,963.28, 76,178,099.16 and 22,038,426
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Solution
The fourth proportional to 50,813,963.28, 76,178,099.16 and 22,038,426 is: 33,039,056.45
Step by Step Solution
- Step 1: Write the proportion equation
50,813,963.28 : 76,178,099.16 = 22,038,426 : x - Step 2: Convert to fraction form
50,813,963.28/76,178,099.16 = 22,038,426/x - Step 3: Cross multiply
50,813,963.28x = 76,178,099.16 × 22,038,426 - Step 4: Simplify right side
50,813,963.28x = 1,678,845,401,158,322 - Step 5: Solve for x
x = 1,678,845,401,158,322/50,813,963.28 - Step 6: Final answer
x = 33,039,056.45
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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.