Finding the Fourth Proportional to 39,823,972.08, 59,742,256.68 and 14,264,415.60
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Solution
The fourth proportional to 39,823,972.08, 59,742,256.68 and 14,264,415.60 is: 21,398,879.46
Step by Step Solution
- Step 1: Write the proportion equation
39,823,972.08 : 59,742,256.68 = 14,264,415.60 : x - Step 2: Convert to fraction form
39,823,972.08/59,742,256.68 = 14,264,415.60/x - Step 3: Cross multiply
39,823,972.08x = 59,742,256.68 × 14,264,415.60 - Step 4: Simplify right side
39,823,972.08x = 852,188,378,165,396.12 - Step 5: Solve for x
x = 852,188,378,165,396.12/39,823,972.08 - Step 6: Final answer
x = 21,398,879.46
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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.