Finding the Fourth Proportional to 57,020,156.09, 78,689,475 and 32,239,810.62
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Solution
The fourth proportional to 57,020,156.09, 78,689,475 and 32,239,810.62 is: 44,491,877.01
Step by Step Solution
- Step 1: Write the proportion equation
57,020,156.09 : 78,689,475 = 32,239,810.62 : x - Step 2: Convert to fraction form
57,020,156.09/78,689,475 = 32,239,810.62/x - Step 3: Cross multiply
57,020,156.09x = 78,689,475 × 32,239,810.62 - Step 4: Simplify right side
57,020,156.09x = 2,536,933,771,787,224.50 - Step 5: Solve for x
x = 2,536,933,771,787,224.50/57,020,156.09 - Step 6: Final answer
x = 44,491,877.01
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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.