Finding the Fourth Proportional to 55,668,952.99, 83,514,312.70 and 16,810,568.45
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Solution
The fourth proportional to 55,668,952.99, 83,514,312.70 and 16,810,568.45 is: 25,219,139.12
Step by Step Solution
- Step 1: Write the proportion equation
55,668,952.99 : 83,514,312.70 = 16,810,568.45 : x - Step 2: Convert to fraction form
55,668,952.99/83,514,312.70 = 16,810,568.45/x - Step 3: Cross multiply
55,668,952.99x = 83,514,312.70 × 16,810,568.45 - Step 4: Simplify right side
55,668,952.99x = 1,403,923,070,051,635.25 - Step 5: Solve for x
x = 1,403,923,070,051,635.25/55,668,952.99 - Step 6: Final answer
x = 25,219,139.12
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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.