Finding the Fourth Proportional to 16,843,841.68, 25,263,124.08 and 5,484,213.76
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Solution
The fourth proportional to 16,843,841.68, 25,263,124.08 and 5,484,213.76 is: 8,225,461.59
Step by Step Solution
- Step 1: Write the proportion equation
16,843,841.68 : 25,263,124.08 = 5,484,213.76 : x - Step 2: Convert to fraction form
16,843,841.68/25,263,124.08 = 5,484,213.76/x - Step 3: Cross multiply
16,843,841.68x = 25,263,124.08 × 5,484,213.76 - Step 4: Simplify right side
16,843,841.68x = 138,548,372,700,123.33 - Step 5: Solve for x
x = 138,548,372,700,123.33/16,843,841.68 - Step 6: Final answer
x = 8,225,461.59
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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.