Finding the Fourth Proportional to 33,043,215.80, 49,564,823.70 and 25,484,943.80
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Solution
The fourth proportional to 33,043,215.80, 49,564,823.70 and 25,484,943.80 is: 38,227,415.70
Step by Step Solution
- Step 1: Write the proportion equation
33,043,215.80 : 49,564,823.70 = 25,484,943.80 : x - Step 2: Convert to fraction form
33,043,215.80/49,564,823.70 = 25,484,943.80/x - Step 3: Cross multiply
33,043,215.80x = 49,564,823.70 × 25,484,943.80 - Step 4: Simplify right side
33,043,215.80x = 1,263,156,746,451,408.25 - Step 5: Solve for x
x = 1,263,156,746,451,408.25/33,043,215.80 - Step 6: Final answer
x = 38,227,415.70
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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.