Finding the Fourth Proportional to 56,756,487.95, 85,126,648.18 and 17,889,888.84
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Solution
The fourth proportional to 56,756,487.95, 85,126,648.18 and 17,889,888.84 is: 26,832,285.23
Step by Step Solution
- Step 1: Write the proportion equation
56,756,487.95 : 85,126,648.18 = 17,889,888.84 : x - Step 2: Convert to fraction form
56,756,487.95/85,126,648.18 = 17,889,888.84/x - Step 3: Cross multiply
56,756,487.95x = 85,126,648.18 × 17,889,888.84 - Step 4: Simplify right side
56,756,487.95x = 1,522,906,273,410,419.50 - Step 5: Solve for x
x = 1,522,906,273,410,419.50/56,756,487.95 - Step 6: Final answer
x = 26,832,285.23
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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.