Finding the Fourth Proportional to 83,692,490.99, 125,536,415.74 and 22,282,176.56
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Solution
The fourth proportional to 83,692,490.99, 125,536,415.74 and 22,282,176.56 is: 33,422,646.96
Step by Step Solution
- Step 1: Write the proportion equation
83,692,490.99 : 125,536,415.74 = 22,282,176.56 : x - Step 2: Convert to fraction form
83,692,490.99/125,536,415.74 = 22,282,176.56/x - Step 3: Cross multiply
83,692,490.99x = 125,536,415.74 × 22,282,176.56 - Step 4: Simplify right side
83,692,490.99x = 2,797,224,579,544,855.50 - Step 5: Solve for x
x = 2,797,224,579,544,855.50/83,692,490.99 - Step 6: Final answer
x = 33,422,646.96
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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.