Finding the Fourth Proportional to 39,183,140.20, 58,759,331.10 and 14,909,175.40
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Solution
The fourth proportional to 39,183,140.20, 58,759,331.10 and 14,909,175.40 is: 22,357,911.32
Step by Step Solution
- Step 1: Write the proportion equation
39,183,140.20 : 58,759,331.10 = 14,909,175.40 : x - Step 2: Convert to fraction form
39,183,140.20/58,759,331.10 = 14,909,175.40/x - Step 3: Cross multiply
39,183,140.20x = 58,759,331.10 × 14,909,175.40 - Step 4: Simplify right side
39,183,140.20x = 876,053,173,756,575 - Step 5: Solve for x
x = 876,053,173,756,575/39,183,140.20 - Step 6: Final answer
x = 22,357,911.32
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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.