Finding the Fourth Proportional to 55,126,434.66, 82,683,347.95 and 14,740,067.94
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Solution
The fourth proportional to 55,126,434.66, 82,683,347.95 and 14,740,067.94 is: 22,108,416.29
Step by Step Solution
- Step 1: Write the proportion equation
55,126,434.66 : 82,683,347.95 = 14,740,067.94 : x - Step 2: Convert to fraction form
55,126,434.66/82,683,347.95 = 14,740,067.94/x - Step 3: Cross multiply
55,126,434.66x = 82,683,347.95 × 14,740,067.94 - Step 4: Simplify right side
55,126,434.66x = 1,218,758,166,289,659.75 - Step 5: Solve for x
x = 1,218,758,166,289,659.75/55,126,434.66 - Step 6: Final answer
x = 22,108,416.29
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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.