Finding the Fourth Proportional to 39,417,289.08, 54,000,782.58 and 37,943,575.80
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Solution
The fourth proportional to 39,417,289.08, 54,000,782.58 and 37,943,575.80 is: 51,981,829.16
Step by Step Solution
- Step 1: Write the proportion equation
39,417,289.08 : 54,000,782.58 = 37,943,575.80 : x - Step 2: Convert to fraction form
39,417,289.08/54,000,782.58 = 37,943,575.80/x - Step 3: Cross multiply
39,417,289.08x = 54,000,782.58 × 37,943,575.80 - Step 4: Simplify right side
39,417,289.08x = 2,048,982,787,083,549.25 - Step 5: Solve for x
x = 2,048,982,787,083,549.25/39,417,289.08 - Step 6: Final answer
x = 51,981,829.16
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.