Finding the Fourth Proportional to 56,165,739.70, 84,248,609.55 and 37,018,117.30
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Solution
The fourth proportional to 56,165,739.70, 84,248,609.55 and 37,018,117.30 is: 55,527,175.95
Step by Step Solution
- Step 1: Write the proportion equation
56,165,739.70 : 84,248,609.55 = 37,018,117.30 : x - Step 2: Convert to fraction form
56,165,739.70/84,248,609.55 = 37,018,117.30/x - Step 3: Cross multiply
56,165,739.70x = 84,248,609.55 × 37,018,117.30 - Step 4: Simplify right side
56,165,739.70x = 3,118,724,910,683,800 - Step 5: Solve for x
x = 3,118,724,910,683,800/56,165,739.70 - Step 6: Final answer
x = 55,527,175.95
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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.