Finding the Fourth Proportional to 61,176,752.79, 84,426,146.09 and 33,298,115.28
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Solution
The fourth proportional to 61,176,752.79, 84,426,146.09 and 33,298,115.28 is: 45,952,611.36
Step by Step Solution
- Step 1: Write the proportion equation
61,176,752.79 : 84,426,146.09 = 33,298,115.28 : x - Step 2: Convert to fraction form
61,176,752.79/84,426,146.09 = 33,298,115.28/x - Step 3: Cross multiply
61,176,752.79x = 84,426,146.09 × 33,298,115.28 - Step 4: Simplify right side
61,176,752.79x = 2,811,231,545,150,941.50 - Step 5: Solve for x
x = 2,811,231,545,150,941.50/61,176,752.79 - Step 6: Final answer
x = 45,952,611.36
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.