Finding the Fourth Proportional to 38,671,463.80, 57,957,429.30 and 29,651,303.80
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Solution
The fourth proportional to 38,671,463.80, 57,957,429.30 and 29,651,303.80 is: 44,438,797.37
Step by Step Solution
- Step 1: Write the proportion equation
38,671,463.80 : 57,957,429.30 = 29,651,303.80 : x - Step 2: Convert to fraction form
38,671,463.80/57,957,429.30 = 29,651,303.80/x - Step 3: Cross multiply
38,671,463.80x = 57,957,429.30 × 29,651,303.80 - Step 4: Simplify right side
38,671,463.80x = 1,718,513,343,641,321.25 - Step 5: Solve for x
x = 1,718,513,343,641,321.25/38,671,463.80 - Step 6: Final answer
x = 44,438,797.37
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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.